idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
23,000 | void kvm_apic_update_tmr(struct kvm_vcpu *vcpu, u32 *tmr)
{
struct kvm_lapic *apic = vcpu->arch.apic;
int i;
for (i = 0; i < 8; i++)
apic_set_reg(apic, APIC_TMR + 0x10 * i, tmr[i]);
}
| DoS | 0 | void kvm_apic_update_tmr(struct kvm_vcpu *vcpu, u32 *tmr)
{
struct kvm_lapic *apic = vcpu->arch.apic;
int i;
for (i = 0; i < 8; i++)
apic_set_reg(apic, APIC_TMR + 0x10 * i, tmr[i]);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,001 | void kvm_apic_write_nodecode(struct kvm_vcpu *vcpu, u32 offset)
{
u32 val = 0;
/* hw has done the conditional check and inst decode */
offset &= 0xff0;
apic_reg_read(vcpu->arch.apic, offset, 4, &val);
/* TODO: optimize to just emulate side effect w/o one more write */
apic_reg_write(vcpu->arch.apic, offset, va... | DoS | 0 | void kvm_apic_write_nodecode(struct kvm_vcpu *vcpu, u32 offset)
{
u32 val = 0;
/* hw has done the conditional check and inst decode */
offset &= 0xff0;
apic_reg_read(vcpu->arch.apic, offset, 4, &val);
/* TODO: optimize to just emulate side effect w/o one more write */
apic_reg_write(vcpu->arch.apic, offset, va... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,002 | int kvm_create_lapic(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic;
ASSERT(vcpu != NULL);
apic_debug("apic_init %d\n", vcpu->vcpu_id);
apic = kzalloc(sizeof(*apic), GFP_KERNEL);
if (!apic)
goto nomem;
vcpu->arch.apic = apic;
apic->regs = (void *)get_zeroed_page(GFP_KERNEL);
if (!apic->regs) {
printk(K... | DoS | 0 | int kvm_create_lapic(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic;
ASSERT(vcpu != NULL);
apic_debug("apic_init %d\n", vcpu->vcpu_id);
apic = kzalloc(sizeof(*apic), GFP_KERNEL);
if (!apic)
goto nomem;
vcpu->arch.apic = apic;
apic->regs = (void *)get_zeroed_page(GFP_KERNEL);
if (!apic->regs) {
printk(K... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,003 | int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu)
{
int vector = kvm_apic_has_interrupt(vcpu);
struct kvm_lapic *apic = vcpu->arch.apic;
if (vector == -1)
return -1;
apic_set_isr(vector, apic);
apic_update_ppr(apic);
apic_clear_irr(vector, apic);
return vector;
}
| DoS | 0 | int kvm_get_apic_interrupt(struct kvm_vcpu *vcpu)
{
int vector = kvm_apic_has_interrupt(vcpu);
struct kvm_lapic *apic = vcpu->arch.apic;
if (vector == -1)
return -1;
apic_set_isr(vector, apic);
apic_update_ppr(apic);
apic_clear_irr(vector, apic);
return vector;
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,004 | u64 kvm_get_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu) || apic_lvtt_oneshot(apic) ||
apic_lvtt_period(apic))
return 0;
return apic->lapic_timer.tscdeadline;
}
| DoS | 0 | u64 kvm_get_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu) || apic_lvtt_oneshot(apic) ||
apic_lvtt_period(apic))
return 0;
return apic->lapic_timer.tscdeadline;
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,005 | int kvm_hv_vapic_msr_read(struct kvm_vcpu *vcpu, u32 reg, u64 *data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 low, high = 0;
if (!kvm_vcpu_has_lapic(vcpu))
return 1;
if (apic_reg_read(apic, reg, 4, &low))
return 1;
if (reg == APIC_ICR)
apic_reg_read(apic, APIC_ICR2, 4, &high);
*data = (((u64)high)... | DoS | 0 | int kvm_hv_vapic_msr_read(struct kvm_vcpu *vcpu, u32 reg, u64 *data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 low, high = 0;
if (!kvm_vcpu_has_lapic(vcpu))
return 1;
if (apic_reg_read(apic, reg, 4, &low))
return 1;
if (reg == APIC_ICR)
apic_reg_read(apic, APIC_ICR2, 4, &high);
*data = (((u64)high)... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,006 | int kvm_hv_vapic_msr_write(struct kvm_vcpu *vcpu, u32 reg, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return 1;
/* if this is ICR write vector before command */
if (reg == APIC_ICR)
apic_reg_write(apic, APIC_ICR2, (u32)(data >> 32));
return apic_reg_write(apic, reg, ... | DoS | 0 | int kvm_hv_vapic_msr_write(struct kvm_vcpu *vcpu, u32 reg, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return 1;
/* if this is ICR write vector before command */
if (reg == APIC_ICR)
apic_reg_write(apic, APIC_ICR2, (u32)(data >> 32));
return apic_reg_write(apic, reg, ... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,007 | void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return;
if (atomic_read(&apic->lapic_timer.pending) > 0) {
kvm_apic_local_deliver(apic, APIC_LVTT);
atomic_set(&apic->lapic_timer.pending, 0);
}
}
| DoS | 0 | void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return;
if (atomic_read(&apic->lapic_timer.pending) > 0) {
kvm_apic_local_deliver(apic, APIC_LVTT);
atomic_set(&apic->lapic_timer.pending, 0);
}
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,008 | static void kvm_ioapic_send_eoi(struct kvm_lapic *apic, int vector)
{
if (!(kvm_apic_get_reg(apic, APIC_SPIV) & APIC_SPIV_DIRECTED_EOI) &&
kvm_ioapic_handles_vector(apic->vcpu->kvm, vector)) {
int trigger_mode;
if (apic_test_vector(vector, apic->regs + APIC_TMR))
trigger_mode = IOAPIC_LEVEL_TRIG;
else
... | DoS | 0 | static void kvm_ioapic_send_eoi(struct kvm_lapic *apic, int vector)
{
if (!(kvm_apic_get_reg(apic, APIC_SPIV) & APIC_SPIV_DIRECTED_EOI) &&
kvm_ioapic_handles_vector(apic->vcpu->kvm, vector)) {
int trigger_mode;
if (apic_test_vector(vector, apic->regs + APIC_TMR))
trigger_mode = IOAPIC_LEVEL_TRIG;
else
... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,009 | bool kvm_irq_delivery_to_apic_fast(struct kvm *kvm, struct kvm_lapic *src,
struct kvm_lapic_irq *irq, int *r, unsigned long *dest_map)
{
struct kvm_apic_map *map;
unsigned long bitmap = 1;
struct kvm_lapic **dst;
int i;
bool ret = false;
*r = -1;
if (irq->shorthand == APIC_DEST_SELF) {
*r = kvm_apic_set_ir... | DoS | 0 | bool kvm_irq_delivery_to_apic_fast(struct kvm *kvm, struct kvm_lapic *src,
struct kvm_lapic_irq *irq, int *r, unsigned long *dest_map)
{
struct kvm_apic_map *map;
unsigned long bitmap = 1;
struct kvm_lapic **dst;
int i;
bool ret = false;
*r = -1;
if (irq->shorthand == APIC_DEST_SELF) {
*r = kvm_apic_set_ir... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,010 | int kvm_lapic_enable_pv_eoi(struct kvm_vcpu *vcpu, u64 data)
{
u64 addr = data & ~KVM_MSR_ENABLED;
if (!IS_ALIGNED(addr, 4))
return 1;
vcpu->arch.pv_eoi.msr_val = data;
if (!pv_eoi_enabled(vcpu))
return 0;
return kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.pv_eoi.data,
addr, sizeof(u8));
}
| DoS | 0 | int kvm_lapic_enable_pv_eoi(struct kvm_vcpu *vcpu, u64 data)
{
u64 addr = data & ~KVM_MSR_ENABLED;
if (!IS_ALIGNED(addr, 4))
return 1;
vcpu->arch.pv_eoi.msr_val = data;
if (!pv_eoi_enabled(vcpu))
return 0;
return kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.pv_eoi.data,
addr, sizeof(u8));
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,011 | int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu)
{
int highest_irr;
/* This may race with setting of irr in __apic_accept_irq() and
* value returned may be wrong, but kvm_vcpu_kick() in __apic_accept_irq
* will cause vmexit immediately and the value will be recalculated
* on the next vmentry.
*/
if (!k... | DoS | 0 | int kvm_lapic_find_highest_irr(struct kvm_vcpu *vcpu)
{
int highest_irr;
/* This may race with setting of irr in __apic_accept_irq() and
* value returned may be wrong, but kvm_vcpu_kick() in __apic_accept_irq
* will cause vmexit immediately and the value will be recalculated
* on the next vmentry.
*/
if (!k... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,012 | void kvm_lapic_init(void)
{
/* do not patch jump label more than once per second */
jump_label_rate_limit(&apic_hw_disabled, HZ);
jump_label_rate_limit(&apic_sw_disabled, HZ);
}
| DoS | 0 | void kvm_lapic_init(void)
{
/* do not patch jump label more than once per second */
jump_label_rate_limit(&apic_hw_disabled, HZ);
jump_label_rate_limit(&apic_sw_disabled, HZ);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,013 | void kvm_lapic_reset(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic;
int i;
apic_debug("%s\n", __func__);
ASSERT(vcpu);
apic = vcpu->arch.apic;
ASSERT(apic != NULL);
/* Stop the timer in case it's a reset to an active apic */
hrtimer_cancel(&apic->lapic_timer.timer);
kvm_apic_set_id(apic, vcpu->vcpu_id);
... | DoS | 0 | void kvm_lapic_reset(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic;
int i;
apic_debug("%s\n", __func__);
ASSERT(vcpu);
apic = vcpu->arch.apic;
ASSERT(apic != NULL);
/* Stop the timer in case it's a reset to an active apic */
hrtimer_cancel(&apic->lapic_timer.timer);
kvm_apic_set_id(apic, vcpu->vcpu_id);
... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,014 | void kvm_lapic_set_eoi(struct kvm_vcpu *vcpu)
{
if (kvm_vcpu_has_lapic(vcpu))
apic_reg_write(vcpu->arch.apic, APIC_EOI, 0);
}
| DoS | 0 | void kvm_lapic_set_eoi(struct kvm_vcpu *vcpu)
{
if (kvm_vcpu_has_lapic(vcpu))
apic_reg_write(vcpu->arch.apic, APIC_EOI, 0);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,015 | void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return;
apic_set_tpr(apic, ((cr8 & 0x0f) << 4)
| (kvm_apic_get_reg(apic, APIC_TASKPRI) & 4));
}
| DoS | 0 | void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return;
apic_set_tpr(apic, ((cr8 & 0x0f) << 4)
| (kvm_apic_get_reg(apic, APIC_TASKPRI) & 4));
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,016 | int kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr)
{
if (vapic_addr) {
if (kvm_gfn_to_hva_cache_init(vcpu->kvm,
&vcpu->arch.apic->vapic_cache,
vapic_addr, sizeof(u32)))
return -EINVAL;
__set_bit(KVM_APIC_CHECK_VAPIC, &vcpu->arch.apic_attention);
} else {
__clear_bit(KVM_APIC_CHEC... | DoS | 0 | int kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr)
{
if (vapic_addr) {
if (kvm_gfn_to_hva_cache_init(vcpu->kvm,
&vcpu->arch.apic->vapic_cache,
vapic_addr, sizeof(u32)))
return -EINVAL;
__set_bit(KVM_APIC_CHECK_VAPIC, &vcpu->arch.apic_attention);
} else {
__clear_bit(KVM_APIC_CHEC... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,017 | void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)
{
u32 data;
if (test_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention))
apic_sync_pv_eoi_from_guest(vcpu, vcpu->arch.apic);
if (!test_bit(KVM_APIC_CHECK_VAPIC, &vcpu->arch.apic_attention))
return;
kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.apic->... | DoS | 0 | void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)
{
u32 data;
if (test_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention))
apic_sync_pv_eoi_from_guest(vcpu, vcpu->arch.apic);
if (!test_bit(KVM_APIC_CHECK_VAPIC, &vcpu->arch.apic_attention))
return;
kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.apic->... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,018 | void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu)
{
u32 data, tpr;
int max_irr, max_isr;
struct kvm_lapic *apic = vcpu->arch.apic;
apic_sync_pv_eoi_to_guest(vcpu, apic);
if (!test_bit(KVM_APIC_CHECK_VAPIC, &vcpu->arch.apic_attention))
return;
tpr = kvm_apic_get_reg(apic, APIC_TASKPRI) & 0xff;
max_irr = ap... | DoS | 0 | void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu)
{
u32 data, tpr;
int max_irr, max_isr;
struct kvm_lapic *apic = vcpu->arch.apic;
apic_sync_pv_eoi_to_guest(vcpu, apic);
if (!test_bit(KVM_APIC_CHECK_VAPIC, &vcpu->arch.apic_attention))
return;
tpr = kvm_apic_get_reg(apic, APIC_TASKPRI) & 0xff;
max_irr = ap... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,019 | void kvm_set_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu) || apic_lvtt_oneshot(apic) ||
apic_lvtt_period(apic))
return;
hrtimer_cancel(&apic->lapic_timer.timer);
apic->lapic_timer.tscdeadline = data;
start_apic_timer(apic);
... | DoS | 0 | void kvm_set_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu) || apic_lvtt_oneshot(apic) ||
apic_lvtt_period(apic))
return;
hrtimer_cancel(&apic->lapic_timer.timer);
apic->lapic_timer.tscdeadline = data;
start_apic_timer(apic);
... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,020 | int kvm_x2apic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 reg = (msr - APIC_BASE_MSR) << 4, low, high = 0;
if (!irqchip_in_kernel(vcpu->kvm) || !apic_x2apic_mode(apic))
return 1;
if (apic_reg_read(apic, reg, 4, &low))
return 1;
if (msr == 0x830)
apic... | DoS | 0 | int kvm_x2apic_msr_read(struct kvm_vcpu *vcpu, u32 msr, u64 *data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 reg = (msr - APIC_BASE_MSR) << 4, low, high = 0;
if (!irqchip_in_kernel(vcpu->kvm) || !apic_x2apic_mode(apic))
return 1;
if (apic_reg_read(apic, reg, 4, &low))
return 1;
if (msr == 0x830)
apic... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,021 | int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 reg = (msr - APIC_BASE_MSR) << 4;
if (!irqchip_in_kernel(vcpu->kvm) || !apic_x2apic_mode(apic))
return 1;
/* if this is ICR write vector before command */
if (msr == 0x830)
apic_reg_write(apic, ... | DoS | 0 | int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 reg = (msr - APIC_BASE_MSR) << 4;
if (!irqchip_in_kernel(vcpu->kvm) || !apic_x2apic_mode(apic))
return 1;
/* if this is ICR write vector before command */
if (msr == 0x830)
apic_reg_write(apic, ... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,022 | static bool lapic_is_periodic(struct kvm_lapic *apic)
{
return apic_lvtt_period(apic);
}
| DoS | 0 | static bool lapic_is_periodic(struct kvm_lapic *apic)
{
return apic_lvtt_period(apic);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,023 | static void pv_eoi_clr_pending(struct kvm_vcpu *vcpu)
{
if (pv_eoi_put_user(vcpu, KVM_PV_EOI_DISABLED) < 0) {
apic_debug("Can't clear EOI MSR value: 0x%llx\n",
(unsigned long long)vcpi->arch.pv_eoi.msr_val);
return;
}
__clear_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention);
}
| DoS | 0 | static void pv_eoi_clr_pending(struct kvm_vcpu *vcpu)
{
if (pv_eoi_put_user(vcpu, KVM_PV_EOI_DISABLED) < 0) {
apic_debug("Can't clear EOI MSR value: 0x%llx\n",
(unsigned long long)vcpi->arch.pv_eoi.msr_val);
return;
}
__clear_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,024 | static inline bool pv_eoi_enabled(struct kvm_vcpu *vcpu)
{
return vcpu->arch.pv_eoi.msr_val & KVM_MSR_ENABLED;
}
| DoS | 0 | static inline bool pv_eoi_enabled(struct kvm_vcpu *vcpu)
{
return vcpu->arch.pv_eoi.msr_val & KVM_MSR_ENABLED;
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,025 | static bool pv_eoi_get_pending(struct kvm_vcpu *vcpu)
{
u8 val;
if (pv_eoi_get_user(vcpu, &val) < 0)
apic_debug("Can't read EOI MSR value: 0x%llx\n",
(unsigned long long)vcpi->arch.pv_eoi.msr_val);
return val & 0x1;
}
| DoS | 0 | static bool pv_eoi_get_pending(struct kvm_vcpu *vcpu)
{
u8 val;
if (pv_eoi_get_user(vcpu, &val) < 0)
apic_debug("Can't read EOI MSR value: 0x%llx\n",
(unsigned long long)vcpi->arch.pv_eoi.msr_val);
return val & 0x1;
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,026 | static int pv_eoi_get_user(struct kvm_vcpu *vcpu, u8 *val)
{
return kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.pv_eoi.data, val,
sizeof(*val));
}
| DoS | 0 | static int pv_eoi_get_user(struct kvm_vcpu *vcpu, u8 *val)
{
return kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.pv_eoi.data, val,
sizeof(*val));
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,027 | static int pv_eoi_put_user(struct kvm_vcpu *vcpu, u8 val)
{
return kvm_write_guest_cached(vcpu->kvm, &vcpu->arch.pv_eoi.data, &val,
sizeof(val));
}
| DoS | 0 | static int pv_eoi_put_user(struct kvm_vcpu *vcpu, u8 val)
{
return kvm_write_guest_cached(vcpu->kvm, &vcpu->arch.pv_eoi.data, &val,
sizeof(val));
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,028 | static void pv_eoi_set_pending(struct kvm_vcpu *vcpu)
{
if (pv_eoi_put_user(vcpu, KVM_PV_EOI_ENABLED) < 0) {
apic_debug("Can't set EOI MSR value: 0x%llx\n",
(unsigned long long)vcpi->arch.pv_eoi.msr_val);
return;
}
__set_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention);
}
| DoS | 0 | static void pv_eoi_set_pending(struct kvm_vcpu *vcpu)
{
if (pv_eoi_put_user(vcpu, KVM_PV_EOI_ENABLED) < 0) {
apic_debug("Can't set EOI MSR value: 0x%llx\n",
(unsigned long long)vcpi->arch.pv_eoi.msr_val);
return;
}
__set_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,029 | static void start_apic_timer(struct kvm_lapic *apic)
{
ktime_t now;
atomic_set(&apic->lapic_timer.pending, 0);
if (apic_lvtt_period(apic) || apic_lvtt_oneshot(apic)) {
/* lapic timer in oneshot or periodic mode */
now = apic->lapic_timer.timer.base->get_time();
apic->lapic_timer.period = (u64)kvm_apic_get_reg... | DoS | 0 | static void start_apic_timer(struct kvm_lapic *apic)
{
ktime_t now;
atomic_set(&apic->lapic_timer.pending, 0);
if (apic_lvtt_period(apic) || apic_lvtt_oneshot(apic)) {
/* lapic timer in oneshot or periodic mode */
now = apic->lapic_timer.timer.base->get_time();
apic->lapic_timer.period = (u64)kvm_apic_get_reg... | @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,030 | static inline struct kvm_lapic *to_lapic(struct kvm_io_device *dev)
{
return container_of(dev, struct kvm_lapic, dev);
}
| DoS | 0 | static inline struct kvm_lapic *to_lapic(struct kvm_io_device *dev)
{
return container_of(dev, struct kvm_lapic, dev);
}
| @@ -143,6 +143,8 @@ static inline int kvm_apic_id(struct kvm_lapic *apic)
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
+#define KVM_X2APIC_CID_BITS 0
+
static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
@@ -180,7 +182,8 @@ static void recalculate_apic_map(str... | CWE-189 | null | null |
23,031 | static inline int kvm_apic_id(struct kvm_lapic *apic)
{
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
| DoS +Priv | 0 | static inline int kvm_apic_id(struct kvm_lapic *apic)
{
return (kvm_apic_get_reg(apic, APIC_ID) >> 24) & 0xff;
}
| @@ -1692,17 +1692,15 @@ static void apic_sync_pv_eoi_from_guest(struct kvm_vcpu *vcpu,
void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)
{
u32 data;
- void *vapic;
if (test_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention))
apic_sync_pv_eoi_from_guest(vcpu, vcpu->arch.apic);
if (!test_bit(KVM_... | CWE-20 | null | null |
23,032 | int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 reg = (msr - APIC_BASE_MSR) << 4;
if (!irqchip_in_kernel(vcpu->kvm) || !apic_x2apic_mode(apic))
return 1;
/* if this is ICR write vector before command */
if (msr == 0x830)
apic_reg_write(apic,... | DoS +Priv | 0 | int kvm_x2apic_msr_write(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{
struct kvm_lapic *apic = vcpu->arch.apic;
u32 reg = (msr - APIC_BASE_MSR) << 4;
if (!irqchip_in_kernel(vcpu->kvm) || !apic_x2apic_mode(apic))
return 1;
/* if this is ICR write vector before command */
if (msr == 0x830)
apic_reg_write(apic,... | @@ -1692,17 +1692,15 @@ static void apic_sync_pv_eoi_from_guest(struct kvm_vcpu *vcpu,
void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)
{
u32 data;
- void *vapic;
if (test_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention))
apic_sync_pv_eoi_from_guest(vcpu, vcpu->arch.apic);
if (!test_bit(KVM_... | CWE-20 | null | null |
23,033 | static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
struct kvm_vcpu *vcpu;
int i;
new = kzalloc(sizeof(struct kvm_apic_map), GFP_KERNEL);
mutex_lock(&kvm->arch.apic_map_lock);
if (!new)
goto out;
new->ldr_bits = 8;
/* flat mode is default */
new->cid_shift = 8;
new... | DoS +Priv | 0 | static void recalculate_apic_map(struct kvm *kvm)
{
struct kvm_apic_map *new, *old = NULL;
struct kvm_vcpu *vcpu;
int i;
new = kzalloc(sizeof(struct kvm_apic_map), GFP_KERNEL);
mutex_lock(&kvm->arch.apic_map_lock);
if (!new)
goto out;
new->ldr_bits = 8;
/* flat mode is default */
new->cid_shift = 8;
new... | @@ -1692,17 +1692,15 @@ static void apic_sync_pv_eoi_from_guest(struct kvm_vcpu *vcpu,
void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu)
{
u32 data;
- void *vapic;
if (test_bit(KVM_APIC_PV_EOI_PENDING, &vcpu->arch.apic_attention))
apic_sync_pv_eoi_from_guest(vcpu, vcpu->arch.apic);
if (!test_bit(KVM_... | CWE-20 | null | null |
23,034 | static int __kvm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long val)
{
switch (dr) {
case 0 ... 3:
vcpu->arch.db[dr] = val;
if (!(vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP))
vcpu->arch.eff_db[dr] = val;
break;
case 4:
if (kvm_read_cr4_bits(vcpu, X86_CR4_DE))
return 1; /* #UD */
/* fall through ... | DoS +Priv | 0 | static int __kvm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long val)
{
switch (dr) {
case 0 ... 3:
vcpu->arch.db[dr] = val;
if (!(vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP))
vcpu->arch.eff_db[dr] = val;
break;
case 4:
if (kvm_read_cr4_bits(vcpu, X86_CR4_DE))
return 1; /* #UD */
/* fall through ... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,035 | int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr)
{
u64 xcr0;
u64 valid_bits;
/* Only support XCR_XFEATURE_ENABLED_MASK(xcr0) now */
if (index != XCR_XFEATURE_ENABLED_MASK)
return 1;
xcr0 = xcr;
if (!(xcr0 & XSTATE_FP))
return 1;
if ((xcr0 & XSTATE_YMM) && !(xcr0 & XSTATE_SSE))
return 1;
/*
... | DoS +Priv | 0 | int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr)
{
u64 xcr0;
u64 valid_bits;
/* Only support XCR_XFEATURE_ENABLED_MASK(xcr0) now */
if (index != XCR_XFEATURE_ENABLED_MASK)
return 1;
xcr0 = xcr;
if (!(xcr0 & XSTATE_FP))
return 1;
if ((xcr0 & XSTATE_YMM) && !(xcr0 & XSTATE_SSE))
return 1;
/*
... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,036 | static inline int complete_emulated_io(struct kvm_vcpu *vcpu)
{
int r;
vcpu->srcu_idx = srcu_read_lock(&vcpu->kvm->srcu);
r = emulate_instruction(vcpu, EMULTYPE_NO_DECODE);
srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx);
if (r != EMULATE_DONE)
return 0;
return 1;
}
| DoS +Priv | 0 | static inline int complete_emulated_io(struct kvm_vcpu *vcpu)
{
int r;
vcpu->srcu_idx = srcu_read_lock(&vcpu->kvm->srcu);
r = emulate_instruction(vcpu, EMULTYPE_NO_DECODE);
srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx);
if (r != EMULATE_DONE)
return 0;
return 1;
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,037 | static int complete_emulated_pio(struct kvm_vcpu *vcpu)
{
BUG_ON(!vcpu->arch.pio.count);
return complete_emulated_io(vcpu);
}
| DoS +Priv | 0 | static int complete_emulated_pio(struct kvm_vcpu *vcpu)
{
BUG_ON(!vcpu->arch.pio.count);
return complete_emulated_io(vcpu);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,038 | static int do_monotonic(struct timespec *ts, cycle_t *cycle_now)
{
unsigned long seq;
u64 ns;
int mode;
struct pvclock_gtod_data *gtod = &pvclock_gtod_data;
ts->tv_nsec = 0;
do {
seq = read_seqcount_begin(>od->seq);
mode = gtod->clock.vclock_mode;
ts->tv_sec = gtod->monotonic_time_sec;
ns = gtod->monot... | DoS +Priv | 0 | static int do_monotonic(struct timespec *ts, cycle_t *cycle_now)
{
unsigned long seq;
u64 ns;
int mode;
struct pvclock_gtod_data *gtod = &pvclock_gtod_data;
ts->tv_nsec = 0;
do {
seq = read_seqcount_begin(>od->seq);
mode = gtod->clock.vclock_mode;
ts->tv_sec = gtod->monotonic_time_sec;
ns = gtod->monot... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,039 | static int emulator_cmpxchg_emulated(struct x86_emulate_ctxt *ctxt,
unsigned long addr,
const void *old,
const void *new,
unsigned int bytes,
struct x86_exception *exception)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
gpa_t gpa;
struct page *page;
char *kaddr;
bool e... | DoS +Priv | 0 | static int emulator_cmpxchg_emulated(struct x86_emulate_ctxt *ctxt,
unsigned long addr,
const void *old,
const void *new,
unsigned int bytes,
struct x86_exception *exception)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
gpa_t gpa;
struct page *page;
char *kaddr;
bool e... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,040 | static int emulator_fix_hypercall(struct x86_emulate_ctxt *ctxt)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
char instruction[3];
unsigned long rip = kvm_rip_read(vcpu);
kvm_x86_ops->patch_hypercall(vcpu, instruction);
return emulator_write_emulated(ctxt, rip, instruction, 3, NULL);
}
| DoS +Priv | 0 | static int emulator_fix_hypercall(struct x86_emulate_ctxt *ctxt)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
char instruction[3];
unsigned long rip = kvm_rip_read(vcpu);
kvm_x86_ops->patch_hypercall(vcpu, instruction);
return emulator_write_emulated(ctxt, rip, instruction, 3, NULL);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,041 | static void emulator_get_cpuid(struct x86_emulate_ctxt *ctxt,
u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
{
kvm_cpuid(emul_to_vcpu(ctxt), eax, ebx, ecx, edx);
}
| DoS +Priv | 0 | static void emulator_get_cpuid(struct x86_emulate_ctxt *ctxt,
u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
{
kvm_cpuid(emul_to_vcpu(ctxt), eax, ebx, ecx, edx);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,042 | static unsigned long emulator_get_cr(struct x86_emulate_ctxt *ctxt, int cr)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
unsigned long value;
switch (cr) {
case 0:
value = kvm_read_cr0(vcpu);
break;
case 2:
value = vcpu->arch.cr2;
break;
case 3:
value = kvm_read_cr3(vcpu);
break;
case 4:
value = ... | DoS +Priv | 0 | static unsigned long emulator_get_cr(struct x86_emulate_ctxt *ctxt, int cr)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
unsigned long value;
switch (cr) {
case 0:
value = kvm_read_cr0(vcpu);
break;
case 2:
value = vcpu->arch.cr2;
break;
case 3:
value = kvm_read_cr3(vcpu);
break;
case 4:
value = ... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,043 | static bool emulator_get_segment(struct x86_emulate_ctxt *ctxt, u16 *selector,
struct desc_struct *desc, u32 *base3,
int seg)
{
struct kvm_segment var;
kvm_get_segment(emul_to_vcpu(ctxt), &var, seg);
*selector = var.selector;
if (var.unusable) {
memset(desc, 0, sizeof(*desc));
return false;
}
if ... | DoS +Priv | 0 | static bool emulator_get_segment(struct x86_emulate_ctxt *ctxt, u16 *selector,
struct desc_struct *desc, u32 *base3,
int seg)
{
struct kvm_segment var;
kvm_get_segment(emul_to_vcpu(ctxt), &var, seg);
*selector = var.selector;
if (var.unusable) {
memset(desc, 0, sizeof(*desc));
return false;
}
if ... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,044 | static ulong emulator_read_gpr(struct x86_emulate_ctxt *ctxt, unsigned reg)
{
return kvm_register_read(emul_to_vcpu(ctxt), reg);
}
| DoS +Priv | 0 | static ulong emulator_read_gpr(struct x86_emulate_ctxt *ctxt, unsigned reg)
{
return kvm_register_read(emul_to_vcpu(ctxt), reg);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,045 | int emulator_read_write(struct x86_emulate_ctxt *ctxt, unsigned long addr,
void *val, unsigned int bytes,
struct x86_exception *exception,
const struct read_write_emulator_ops *ops)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
gpa_t gpa;
int rc;
if (ops->read_write_prepare &&
ops->read_write_prepare(... | DoS +Priv | 0 | int emulator_read_write(struct x86_emulate_ctxt *ctxt, unsigned long addr,
void *val, unsigned int bytes,
struct x86_exception *exception,
const struct read_write_emulator_ops *ops)
{
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
gpa_t gpa;
int rc;
if (ops->read_write_prepare &&
ops->read_write_prepare(... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,046 | static int emulator_read_write_onepage(unsigned long addr, void *val,
unsigned int bytes,
struct x86_exception *exception,
struct kvm_vcpu *vcpu,
const struct read_write_emulator_ops *ops)
{
gpa_t gpa;
int handled, ret;
bool write = ops->write;
struct kvm_mmio_fragment *f... | DoS +Priv | 0 | static int emulator_read_write_onepage(unsigned long addr, void *val,
unsigned int bytes,
struct x86_exception *exception,
struct kvm_vcpu *vcpu,
const struct read_write_emulator_ops *ops)
{
gpa_t gpa;
int handled, ret;
bool write = ops->write;
struct kvm_mmio_fragment *f... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,047 | static int emulator_set_msr(struct x86_emulate_ctxt *ctxt,
u32 msr_index, u64 data)
{
struct msr_data msr;
msr.data = data;
msr.index = msr_index;
msr.host_initiated = false;
return kvm_set_msr(emul_to_vcpu(ctxt), &msr);
}
| DoS +Priv | 0 | static int emulator_set_msr(struct x86_emulate_ctxt *ctxt,
u32 msr_index, u64 data)
{
struct msr_data msr;
msr.data = data;
msr.index = msr_index;
msr.host_initiated = false;
return kvm_set_msr(emul_to_vcpu(ctxt), &msr);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,048 | static void emulator_set_rflags(struct x86_emulate_ctxt *ctxt, ulong val)
{
kvm_set_rflags(emul_to_vcpu(ctxt), val);
}
| DoS +Priv | 0 | static void emulator_set_rflags(struct x86_emulate_ctxt *ctxt, ulong val)
{
kvm_set_rflags(emul_to_vcpu(ctxt), val);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,049 | static void emulator_write_gpr(struct x86_emulate_ctxt *ctxt, unsigned reg, ulong val)
{
kvm_register_write(emul_to_vcpu(ctxt), reg, val);
}
| DoS +Priv | 0 | static void emulator_write_gpr(struct x86_emulate_ctxt *ctxt, unsigned reg, ulong val)
{
kvm_register_write(emul_to_vcpu(ctxt), reg, val);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,050 | static int get_msr_hyperv(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{
u64 data = 0;
switch (msr) {
case HV_X64_MSR_VP_INDEX: {
int r;
struct kvm_vcpu *v;
kvm_for_each_vcpu(r, v, vcpu->kvm)
if (v == vcpu)
data = r;
break;
}
case HV_X64_MSR_EOI:
return kvm_hv_vapic_msr_read(vcpu, APIC_EOI, pdata)... | DoS +Priv | 0 | static int get_msr_hyperv(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{
u64 data = 0;
switch (msr) {
case HV_X64_MSR_VP_INDEX: {
int r;
struct kvm_vcpu *v;
kvm_for_each_vcpu(r, v, vcpu->kvm)
if (v == vcpu)
data = r;
break;
}
case HV_X64_MSR_EOI:
return kvm_hv_vapic_msr_read(vcpu, APIC_EOI, pdata)... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,051 | static int get_msr_hyperv_pw(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{
u64 data = 0;
struct kvm *kvm = vcpu->kvm;
switch (msr) {
case HV_X64_MSR_GUEST_OS_ID:
data = kvm->arch.hv_guest_os_id;
break;
case HV_X64_MSR_HYPERCALL:
data = kvm->arch.hv_hypercall;
break;
default:
vcpu_unimpl(vcpu, "Hyper-V ... | DoS +Priv | 0 | static int get_msr_hyperv_pw(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{
u64 data = 0;
struct kvm *kvm = vcpu->kvm;
switch (msr) {
case HV_X64_MSR_GUEST_OS_ID:
data = kvm->arch.hv_guest_os_id;
break;
case HV_X64_MSR_HYPERCALL:
data = kvm->arch.hv_hypercall;
break;
default:
vcpu_unimpl(vcpu, "Hyper-V ... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,052 | static void init_decode_cache(struct x86_emulate_ctxt *ctxt)
{
memset(&ctxt->opcode_len, 0,
(void *)&ctxt->_regs - (void *)&ctxt->opcode_len);
ctxt->fetch.start = 0;
ctxt->fetch.end = 0;
ctxt->io_read.pos = 0;
ctxt->io_read.end = 0;
ctxt->mem_read.pos = 0;
ctxt->mem_read.end = 0;
}
| DoS +Priv | 0 | static void init_decode_cache(struct x86_emulate_ctxt *ctxt)
{
memset(&ctxt->opcode_len, 0,
(void *)&ctxt->_regs - (void *)&ctxt->opcode_len);
ctxt->fetch.start = 0;
ctxt->fetch.end = 0;
ctxt->io_read.pos = 0;
ctxt->io_read.end = 0;
ctxt->mem_read.pos = 0;
ctxt->mem_read.end = 0;
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,053 | static void init_emulate_ctxt(struct kvm_vcpu *vcpu)
{
struct x86_emulate_ctxt *ctxt = &vcpu->arch.emulate_ctxt;
int cs_db, cs_l;
kvm_x86_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
ctxt->eflags = kvm_get_rflags(vcpu);
ctxt->eip = kvm_rip_read(vcpu);
ctxt->mode = (!is_protmode(vcpu)) ? X86EMUL_MODE_REAL :
... | DoS +Priv | 0 | static void init_emulate_ctxt(struct kvm_vcpu *vcpu)
{
struct x86_emulate_ctxt *ctxt = &vcpu->arch.emulate_ctxt;
int cs_db, cs_l;
kvm_x86_ops->get_cs_db_l_bits(vcpu, &cs_db, &cs_l);
ctxt->eflags = kvm_get_rflags(vcpu);
ctxt->eip = kvm_rip_read(vcpu);
ctxt->mode = (!is_protmode(vcpu)) ? X86EMUL_MODE_REAL :
... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,054 | static void inject_pending_event(struct kvm_vcpu *vcpu)
{
/* try to reinject previous events if any */
if (vcpu->arch.exception.pending) {
trace_kvm_inj_exception(vcpu->arch.exception.nr,
vcpu->arch.exception.has_error_code,
vcpu->arch.exception.error_code);
kvm_x86_ops->queue_exception(vcpu, vcpu->arch... | DoS +Priv | 0 | static void inject_pending_event(struct kvm_vcpu *vcpu)
{
/* try to reinject previous events if any */
if (vcpu->arch.exception.pending) {
trace_kvm_inj_exception(vcpu->arch.exception.nr,
vcpu->arch.exception.has_error_code,
vcpu->arch.exception.error_code);
kvm_x86_ops->queue_exception(vcpu, vcpu->arch... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,055 | void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work)
{
struct x86_exception fault;
trace_kvm_async_pf_ready(work->arch.token, work->gva);
if (work->wakeup_all)
work->arch.token = ~0; /* broadcast wakeup */
else
kvm_del_async_pf_gfn(vcpu, work->arch.gfn);
if ((vcpu->arch.apf... | DoS +Priv | 0 | void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
struct kvm_async_pf *work)
{
struct x86_exception fault;
trace_kvm_async_pf_ready(work->arch.token, work->gva);
if (work->wakeup_all)
work->arch.token = ~0; /* broadcast wakeup */
else
kvm_del_async_pf_gfn(vcpu, work->arch.gfn);
if ((vcpu->arch.apf... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,056 | void kvm_arch_commit_memory_region(struct kvm *kvm,
struct kvm_userspace_memory_region *mem,
const struct kvm_memory_slot *old,
enum kvm_mr_change change)
{
int nr_mmu_pages = 0;
if ((mem->slot >= KVM_USER_MEM_SLOTS) && (change == KVM_MR_DELETE)) {
int ret;
ret = vm_munmap(old->userspace_addr,
... | DoS +Priv | 0 | void kvm_arch_commit_memory_region(struct kvm *kvm,
struct kvm_userspace_memory_region *mem,
const struct kvm_memory_slot *old,
enum kvm_mr_change change)
{
int nr_mmu_pages = 0;
if ((mem->slot >= KVM_USER_MEM_SLOTS) && (change == KVM_MR_DELETE)) {
int ret;
ret = vm_munmap(old->userspace_addr,
... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,057 | int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
unsigned long npages)
{
int i;
for (i = 0; i < KVM_NR_PAGE_SIZES; ++i) {
unsigned long ugfn;
int lpages;
int level = i + 1;
lpages = gfn_to_index(slot->base_gfn + npages - 1,
slot->base_gfn, level) + 1;
slot->arch... | DoS +Priv | 0 | int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
unsigned long npages)
{
int i;
for (i = 0; i < KVM_NR_PAGE_SIZES; ++i) {
unsigned long ugfn;
int lpages;
int level = i + 1;
lpages = gfn_to_index(slot->base_gfn + npages - 1,
slot->base_gfn, level) + 1;
slot->arch... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,058 | void kvm_arch_destroy_vm(struct kvm *kvm)
{
if (current->mm == kvm->mm) {
/*
* Free memory regions allocated on behalf of userspace,
* unless the the memory map has changed due to process exit
* or fd copying.
*/
struct kvm_userspace_memory_region mem;
memset(&mem, 0, sizeof(mem));
mem.slot = APIC_... | DoS +Priv | 0 | void kvm_arch_destroy_vm(struct kvm *kvm)
{
if (current->mm == kvm->mm) {
/*
* Free memory regions allocated on behalf of userspace,
* unless the the memory map has changed due to process exit
* or fd copying.
*/
struct kvm_userspace_memory_region mem;
memset(&mem, 0, sizeof(mem));
mem.slot = APIC_... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,059 | void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot)
{
kvm_mmu_invalidate_zap_all_pages(kvm);
}
| DoS +Priv | 0 | void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot)
{
kvm_mmu_invalidate_zap_all_pages(kvm);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,060 | void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
struct kvm_memory_slot *dont)
{
int i;
for (i = 0; i < KVM_NR_PAGE_SIZES; ++i) {
if (!dont || free->arch.rmap[i] != dont->arch.rmap[i]) {
kvm_kvfree(free->arch.rmap[i]);
free->arch.rmap[i] = NULL;
}
if (i == 0)
continue;
... | DoS +Priv | 0 | void kvm_arch_free_memslot(struct kvm *kvm, struct kvm_memory_slot *free,
struct kvm_memory_slot *dont)
{
int i;
for (i = 0; i < KVM_NR_PAGE_SIZES; ++i) {
if (!dont || free->arch.rmap[i] != dont->arch.rmap[i]) {
kvm_kvfree(free->arch.rmap[i]);
free->arch.rmap[i] = NULL;
}
if (i == 0)
continue;
... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,061 | int kvm_arch_hardware_enable(void *garbage)
{
struct kvm *kvm;
struct kvm_vcpu *vcpu;
int i;
int ret;
u64 local_tsc;
u64 max_tsc = 0;
bool stable, backwards_tsc = false;
kvm_shared_msr_cpu_online();
ret = kvm_x86_ops->hardware_enable(garbage);
if (ret != 0)
return ret;
local_tsc = native_read_tsc();
sta... | DoS +Priv | 0 | int kvm_arch_hardware_enable(void *garbage)
{
struct kvm *kvm;
struct kvm_vcpu *vcpu;
int i;
int ret;
u64 local_tsc;
u64 max_tsc = 0;
bool stable, backwards_tsc = false;
kvm_shared_msr_cpu_online();
ret = kvm_x86_ops->hardware_enable(garbage);
if (ret != 0)
return ret;
local_tsc = native_read_tsc();
sta... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,062 | bool kvm_arch_has_noncoherent_dma(struct kvm *kvm)
{
return atomic_read(&kvm->arch.noncoherent_dma_count);
}
| DoS +Priv | 0 | bool kvm_arch_has_noncoherent_dma(struct kvm *kvm)
{
return atomic_read(&kvm->arch.noncoherent_dma_count);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,063 | int kvm_arch_init(void *opaque)
{
int r;
struct kvm_x86_ops *ops = opaque;
if (kvm_x86_ops) {
printk(KERN_ERR "kvm: already loaded the other module\n");
r = -EEXIST;
goto out;
}
if (!ops->cpu_has_kvm_support()) {
printk(KERN_ERR "kvm: no hardware support\n");
r = -EOPNOTSUPP;
goto out;
}
if (ops->d... | DoS +Priv | 0 | int kvm_arch_init(void *opaque)
{
int r;
struct kvm_x86_ops *ops = opaque;
if (kvm_x86_ops) {
printk(KERN_ERR "kvm: already loaded the other module\n");
r = -EEXIST;
goto out;
}
if (!ops->cpu_has_kvm_support()) {
printk(KERN_ERR "kvm: no hardware support\n");
r = -EOPNOTSUPP;
goto out;
}
if (ops->d... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,064 | int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
{
if (type)
return -EINVAL;
INIT_LIST_HEAD(&kvm->arch.active_mmu_pages);
INIT_LIST_HEAD(&kvm->arch.zapped_obsolete_pages);
INIT_LIST_HEAD(&kvm->arch.assigned_dev_head);
atomic_set(&kvm->arch.noncoherent_dma_count, 0);
/* Reserve bit 0 of irq_sources_bi... | DoS +Priv | 0 | int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
{
if (type)
return -EINVAL;
INIT_LIST_HEAD(&kvm->arch.active_mmu_pages);
INIT_LIST_HEAD(&kvm->arch.zapped_obsolete_pages);
INIT_LIST_HEAD(&kvm->arch.assigned_dev_head);
atomic_set(&kvm->arch.noncoherent_dma_count, 0);
/* Reserve bit 0 of irq_sources_bi... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,065 | void kvm_arch_memslots_updated(struct kvm *kvm)
{
/*
* memslots->generation has been incremented.
* mmio generation may have reached its maximum value.
*/
kvm_mmu_invalidate_mmio_sptes(kvm);
}
| DoS +Priv | 0 | void kvm_arch_memslots_updated(struct kvm *kvm)
{
/*
* memslots->generation has been incremented.
* mmio generation may have reached its maximum value.
*/
kvm_mmu_invalidate_mmio_sptes(kvm);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,066 | int kvm_arch_prepare_memory_region(struct kvm *kvm,
struct kvm_memory_slot *memslot,
struct kvm_userspace_memory_region *mem,
enum kvm_mr_change change)
{
/*
* Only private memory slots need to be mapped here since
* KVM_SET_MEMORY_REGION ioctl is no longer supported.
*/
if ((memslot->id >= KVM_USER... | DoS +Priv | 0 | int kvm_arch_prepare_memory_region(struct kvm *kvm,
struct kvm_memory_slot *memslot,
struct kvm_userspace_memory_region *mem,
enum kvm_mr_change change)
{
/*
* Only private memory slots need to be mapped here since
* KVM_SET_MEMORY_REGION ioctl is no longer supported.
*/
if ((memslot->id >= KVM_USER... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,067 | void kvm_arch_unregister_noncoherent_dma(struct kvm *kvm)
{
atomic_dec(&kvm->arch.noncoherent_dma_count);
}
| DoS +Priv | 0 | void kvm_arch_unregister_noncoherent_dma(struct kvm *kvm)
{
atomic_dec(&kvm->arch.noncoherent_dma_count);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,068 | void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
{
int r;
vcpu->arch.apf.msr_val = 0;
r = vcpu_load(vcpu);
BUG_ON(r);
kvm_mmu_unload(vcpu);
vcpu_put(vcpu);
fx_free(vcpu);
kvm_x86_ops->vcpu_free(vcpu);
}
| DoS +Priv | 0 | void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
{
int r;
vcpu->arch.apf.msr_val = 0;
r = vcpu_load(vcpu);
BUG_ON(r);
kvm_mmu_unload(vcpu);
vcpu_put(vcpu);
fx_free(vcpu);
kvm_x86_ops->vcpu_free(vcpu);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,069 | int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
{
return VM_FAULT_SIGBUS;
}
| DoS +Priv | 0 | int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
{
return VM_FAULT_SIGBUS;
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,070 | int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
{
struct page *page;
struct kvm *kvm;
int r;
BUG_ON(vcpu->kvm == NULL);
kvm = vcpu->kvm;
vcpu->arch.pv.pv_unhalted = false;
vcpu->arch.emulate_ctxt.ops = &emulate_ops;
if (!irqchip_in_kernel(kvm) || kvm_vcpu_is_bsp(vcpu))
vcpu->arch.mp_state = KVM_MP_STATE_RUNNA... | DoS +Priv | 0 | int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
{
struct page *page;
struct kvm *kvm;
int r;
BUG_ON(vcpu->kvm == NULL);
kvm = vcpu->kvm;
vcpu->arch.pv.pv_unhalted = false;
vcpu->arch.emulate_ctxt.ops = &emulate_ops;
if (!irqchip_in_kernel(kvm) || kvm_vcpu_is_bsp(vcpu))
vcpu->arch.mp_state = KVM_MP_STATE_RUNNA... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,071 | int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
kvm_apic_accept_events(vcpu);
if (vcpu->arch.mp_state == KVM_MP_STATE_HALTED &&
vcpu->arch.pv.pv_unhalted)
mp_state->mp_state = KVM_MP_STATE_RUNNABLE;
else
mp_state->mp_state = vcpu->arch.mp_state;
return 0... | DoS +Priv | 0 | int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
kvm_apic_accept_events(vcpu);
if (vcpu->arch.mp_state == KVM_MP_STATE_HALTED &&
vcpu->arch.pv.pv_unhalted)
mp_state->mp_state = KVM_MP_STATE_RUNNABLE;
else
mp_state->mp_state = vcpu->arch.mp_state;
return 0... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,072 | int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
if (vcpu->arch.emulate_regs_need_sync_to_vcpu) {
/*
* We are here if userspace calls get_regs() in the middle of
* instruction emulation. Registers state needs to be copied
* back from emulation context to vcpu. Userspace shoul... | DoS +Priv | 0 | int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
if (vcpu->arch.emulate_regs_need_sync_to_vcpu) {
/*
* We are here if userspace calls get_regs() in the middle of
* instruction emulation. Registers state needs to be copied
* back from emulation context to vcpu. Userspace shoul... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,073 | int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
int r;
sigset_t sigsaved;
if (!tsk_used_math(current) && init_fpu(current))
return -ENOMEM;
if (vcpu->sigset_active)
sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved);
if (unlikely(vcpu->arch.mp_state == KVM_MP_STATE_UNINITIALIZE... | DoS +Priv | 0 | int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
int r;
sigset_t sigsaved;
if (!tsk_used_math(current) && init_fpu(current))
return -ENOMEM;
if (vcpu->sigset_active)
sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved);
if (unlikely(vcpu->arch.mp_state == KVM_MP_STATE_UNINITIALIZE... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,074 | int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
struct kvm_guest_debug *dbg)
{
unsigned long rflags;
int i, r;
if (dbg->control & (KVM_GUESTDBG_INJECT_DB | KVM_GUESTDBG_INJECT_BP)) {
r = -EBUSY;
if (vcpu->arch.exception.pending)
goto out;
if (dbg->control & KVM_GUESTDBG_INJECT_DB)
kv... | DoS +Priv | 0 | int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
struct kvm_guest_debug *dbg)
{
unsigned long rflags;
int i, r;
if (dbg->control & (KVM_GUESTDBG_INJECT_DB | KVM_GUESTDBG_INJECT_BP)) {
r = -EBUSY;
if (vcpu->arch.exception.pending)
goto out;
if (dbg->control & KVM_GUESTDBG_INJECT_DB)
kv... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,075 | int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
if (!kvm_vcpu_has_lapic(vcpu) &&
mp_state->mp_state != KVM_MP_STATE_RUNNABLE)
return -EINVAL;
if (mp_state->mp_state == KVM_MP_STATE_SIPI_RECEIVED) {
vcpu->arch.mp_state = KVM_MP_STATE_INIT_RECEIVED;
set_bi... | DoS +Priv | 0 | int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
if (!kvm_vcpu_has_lapic(vcpu) &&
mp_state->mp_state != KVM_MP_STATE_RUNNABLE)
return -EINVAL;
if (mp_state->mp_state == KVM_MP_STATE_SIPI_RECEIVED) {
vcpu->arch.mp_state = KVM_MP_STATE_INIT_RECEIVED;
set_bi... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,076 | int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
{
int r;
struct msr_data msr;
r = vcpu_load(vcpu);
if (r)
return r;
msr.data = 0x0;
msr.index = MSR_IA32_TSC;
msr.host_initiated = true;
kvm_write_tsc(vcpu, &msr);
vcpu_put(vcpu);
return r;
}
| DoS +Priv | 0 | int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
{
int r;
struct msr_data msr;
r = vcpu_load(vcpu);
if (r)
return r;
msr.data = 0x0;
msr.index = MSR_IA32_TSC;
msr.host_initiated = true;
kvm_write_tsc(vcpu, &msr);
vcpu_put(vcpu);
return r;
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,077 | void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
{
kvm_x86_ops->vcpu_put(vcpu);
kvm_put_guest_fpu(vcpu);
vcpu->arch.last_host_tsc = native_read_tsc();
}
| DoS +Priv | 0 | void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
{
kvm_x86_ops->vcpu_put(vcpu);
kvm_put_guest_fpu(vcpu);
vcpu->arch.last_host_tsc = native_read_tsc();
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,078 | int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
{
return (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE &&
!vcpu->arch.apf.halted)
|| !list_empty_careful(&vcpu->async_pf.done)
|| kvm_apic_has_events(vcpu)
|| vcpu->arch.pv.pv_unhalted
|| atomic_read(&vcpu->arch.nmi_queued) ||
(kvm_arch_interrupt_allowed(vc... | DoS +Priv | 0 | int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
{
return (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE &&
!vcpu->arch.apf.halted)
|| !list_empty_careful(&vcpu->async_pf.done)
|| kvm_apic_has_events(vcpu)
|| vcpu->arch.pv.pv_unhalted
|| atomic_read(&vcpu->arch.nmi_queued) ||
(kvm_arch_interrupt_allowed(vc... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,079 | void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu)
{
int idx;
kvm_pmu_destroy(vcpu);
kfree(vcpu->arch.mce_banks);
kvm_free_lapic(vcpu);
idx = srcu_read_lock(&vcpu->kvm->srcu);
kvm_mmu_destroy(vcpu);
srcu_read_unlock(&vcpu->kvm->srcu, idx);
free_page((unsigned long)vcpu->arch.pio_data);
if (!irqchip_in_kernel(vc... | DoS +Priv | 0 | void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu)
{
int idx;
kvm_pmu_destroy(vcpu);
kfree(vcpu->arch.mce_banks);
kvm_free_lapic(vcpu);
idx = srcu_read_lock(&vcpu->kvm->srcu);
kvm_mmu_destroy(vcpu);
srcu_read_unlock(&vcpu->kvm->srcu, idx);
free_page((unsigned long)vcpu->arch.pio_data);
if (!irqchip_in_kernel(vc... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,080 | long kvm_arch_vm_ioctl(struct file *filp,
unsigned int ioctl, unsigned long arg)
{
struct kvm *kvm = filp->private_data;
void __user *argp = (void __user *)arg;
int r = -ENOTTY;
/*
* This union makes it completely explicit to gcc-3.x
* that these two variables' stack usage should be
* combined, not a... | DoS +Priv | 0 | long kvm_arch_vm_ioctl(struct file *filp,
unsigned int ioctl, unsigned long arg)
{
struct kvm *kvm = filp->private_data;
void __user *argp = (void __user *)arg;
int r = -ENOTTY;
/*
* This union makes it completely explicit to gcc-3.x
* that these two variables' stack usage should be
* combined, not a... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,081 | int kvm_dev_ioctl_check_extension(long ext)
{
int r;
switch (ext) {
case KVM_CAP_IRQCHIP:
case KVM_CAP_HLT:
case KVM_CAP_MMU_SHADOW_CACHE_CONTROL:
case KVM_CAP_SET_TSS_ADDR:
case KVM_CAP_EXT_CPUID:
case KVM_CAP_EXT_EMUL_CPUID:
case KVM_CAP_CLOCKSOURCE:
case KVM_CAP_PIT:
case KVM_CAP_NOP_IO_DELAY:
case KVM_... | DoS +Priv | 0 | int kvm_dev_ioctl_check_extension(long ext)
{
int r;
switch (ext) {
case KVM_CAP_IRQCHIP:
case KVM_CAP_HLT:
case KVM_CAP_MMU_SHADOW_CACHE_CONTROL:
case KVM_CAP_SET_TSS_ADDR:
case KVM_CAP_EXT_CPUID:
case KVM_CAP_EXT_EMUL_CPUID:
case KVM_CAP_CLOCKSOURCE:
case KVM_CAP_PIT:
case KVM_CAP_NOP_IO_DELAY:
case KVM_... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,082 | static void kvm_gen_kvmclock_update(struct kvm_vcpu *v)
{
int i;
struct kvm *kvm = v->kvm;
struct kvm_vcpu *vcpu;
kvm_for_each_vcpu(i, vcpu, kvm) {
set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
kvm_vcpu_kick(vcpu);
}
}
| DoS +Priv | 0 | static void kvm_gen_kvmclock_update(struct kvm_vcpu *v)
{
int i;
struct kvm *kvm = v->kvm;
struct kvm_vcpu *vcpu;
kvm_for_each_vcpu(i, vcpu, kvm) {
set_bit(KVM_REQ_CLOCK_UPDATE, &vcpu->requests);
kvm_vcpu_kick(vcpu);
}
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,083 | static void kvm_gen_update_masterclock(struct kvm *kvm)
{
#ifdef CONFIG_X86_64
int i;
struct kvm_vcpu *vcpu;
struct kvm_arch *ka = &kvm->arch;
spin_lock(&ka->pvclock_gtod_sync_lock);
kvm_make_mclock_inprogress_request(kvm);
/* no guest entries from this point */
pvclock_update_vm_gtod_copy(kvm);
kvm_for_each_... | DoS +Priv | 0 | static void kvm_gen_update_masterclock(struct kvm *kvm)
{
#ifdef CONFIG_X86_64
int i;
struct kvm_vcpu *vcpu;
struct kvm_arch *ka = &kvm->arch;
spin_lock(&ka->pvclock_gtod_sync_lock);
kvm_make_mclock_inprogress_request(kvm);
/* no guest entries from this point */
pvclock_update_vm_gtod_copy(kvm);
kvm_for_each_... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,084 | u64 kvm_get_apic_base(struct kvm_vcpu *vcpu)
{
return vcpu->arch.apic_base;
}
| DoS +Priv | 0 | u64 kvm_get_apic_base(struct kvm_vcpu *vcpu)
{
return vcpu->arch.apic_base;
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,085 | int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{
u64 data;
switch (msr) {
case MSR_IA32_PLATFORM_ID:
case MSR_IA32_EBL_CR_POWERON:
case MSR_IA32_DEBUGCTLMSR:
case MSR_IA32_LASTBRANCHFROMIP:
case MSR_IA32_LASTBRANCHTOIP:
case MSR_IA32_LASTINTFROMIP:
case MSR_IA32_LASTINTTOIP:
case MSR_K8_S... | DoS +Priv | 0 | int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
{
u64 data;
switch (msr) {
case MSR_IA32_PLATFORM_ID:
case MSR_IA32_EBL_CR_POWERON:
case MSR_IA32_DEBUGCTLMSR:
case MSR_IA32_LASTBRANCHFROMIP:
case MSR_IA32_LASTBRANCHTOIP:
case MSR_IA32_LASTINTFROMIP:
case MSR_IA32_LASTINTTOIP:
case MSR_K8_S... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,086 | static bool kvm_get_time_and_clockread(s64 *kernel_ns, cycle_t *cycle_now)
{
struct timespec ts;
/* checked again under seqlock below */
if (pvclock_gtod_data.clock.vclock_mode != VCLOCK_TSC)
return false;
if (do_monotonic(&ts, cycle_now) != VCLOCK_TSC)
return false;
monotonic_to_bootbased(&ts);
*kernel_ns... | DoS +Priv | 0 | static bool kvm_get_time_and_clockread(s64 *kernel_ns, cycle_t *cycle_now)
{
struct timespec ts;
/* checked again under seqlock below */
if (pvclock_gtod_data.clock.vclock_mode != VCLOCK_TSC)
return false;
if (do_monotonic(&ts, cycle_now) != VCLOCK_TSC)
return false;
monotonic_to_bootbased(&ts);
*kernel_ns... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,087 | static int kvm_guest_time_update(struct kvm_vcpu *v)
{
unsigned long flags, this_tsc_khz;
struct kvm_vcpu_arch *vcpu = &v->arch;
struct kvm_arch *ka = &v->kvm->arch;
s64 kernel_ns, max_kernel_ns;
u64 tsc_timestamp, host_tsc;
struct pvclock_vcpu_time_info guest_hv_clock;
u8 pvclock_flags;
bool use_master_clock;
... | DoS +Priv | 0 | static int kvm_guest_time_update(struct kvm_vcpu *v)
{
unsigned long flags, this_tsc_khz;
struct kvm_vcpu_arch *vcpu = &v->arch;
struct kvm_arch *ka = &v->kvm->arch;
s64 kernel_ns, max_kernel_ns;
u64 tsc_timestamp, host_tsc;
struct pvclock_vcpu_time_info guest_hv_clock;
u8 pvclock_flags;
bool use_master_clock;
... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,088 | int kvm_inject_realmode_interrupt(struct kvm_vcpu *vcpu, int irq, int inc_eip)
{
struct x86_emulate_ctxt *ctxt = &vcpu->arch.emulate_ctxt;
int ret;
init_emulate_ctxt(vcpu);
ctxt->op_bytes = 2;
ctxt->ad_bytes = 2;
ctxt->_eip = ctxt->eip + inc_eip;
ret = emulate_int_real(ctxt, irq);
if (ret != X86EMUL_CONTINUE... | DoS +Priv | 0 | int kvm_inject_realmode_interrupt(struct kvm_vcpu *vcpu, int irq, int inc_eip)
{
struct x86_emulate_ctxt *ctxt = &vcpu->arch.emulate_ctxt;
int ret;
init_emulate_ctxt(vcpu);
ctxt->op_bytes = 2;
ctxt->ad_bytes = 2;
ctxt->_eip = ctxt->eip + inc_eip;
ret = emulate_int_real(ctxt, irq);
if (ret != X86EMUL_CONTINUE... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,089 | void kvm_load_guest_fpu(struct kvm_vcpu *vcpu)
{
if (vcpu->guest_fpu_loaded)
return;
/*
* Restore all possible states in the guest,
* and assume host would use all available bits.
* Guest xcr0 would be loaded later.
*/
kvm_put_guest_xcr0(vcpu);
vcpu->guest_fpu_loaded = 1;
__kernel_fpu_begin();
fpu_rest... | DoS +Priv | 0 | void kvm_load_guest_fpu(struct kvm_vcpu *vcpu)
{
if (vcpu->guest_fpu_loaded)
return;
/*
* Restore all possible states in the guest,
* and assume host would use all available bits.
* Guest xcr0 would be loaded later.
*/
kvm_put_guest_xcr0(vcpu);
vcpu->guest_fpu_loaded = 1;
__kernel_fpu_begin();
fpu_rest... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,090 | void kvm_put_guest_fpu(struct kvm_vcpu *vcpu)
{
kvm_put_guest_xcr0(vcpu);
if (!vcpu->guest_fpu_loaded)
return;
vcpu->guest_fpu_loaded = 0;
fpu_save_init(&vcpu->arch.guest_fpu);
__kernel_fpu_end();
++vcpu->stat.fpu_reload;
kvm_make_request(KVM_REQ_DEACTIVATE_FPU, vcpu);
trace_kvm_fpu(0);
}
| DoS +Priv | 0 | void kvm_put_guest_fpu(struct kvm_vcpu *vcpu)
{
kvm_put_guest_xcr0(vcpu);
if (!vcpu->guest_fpu_loaded)
return;
vcpu->guest_fpu_loaded = 0;
fpu_save_init(&vcpu->arch.guest_fpu);
__kernel_fpu_end();
++vcpu->stat.fpu_reload;
kvm_make_request(KVM_REQ_DEACTIVATE_FPU, vcpu);
trace_kvm_fpu(0);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,091 | static void kvm_pv_kick_cpu_op(struct kvm *kvm, unsigned long flags, int apicid)
{
struct kvm_lapic_irq lapic_irq;
lapic_irq.shorthand = 0;
lapic_irq.dest_mode = 0;
lapic_irq.dest_id = apicid;
lapic_irq.delivery_mode = APIC_DM_REMRD;
kvm_irq_delivery_to_apic(kvm, 0, &lapic_irq, NULL);
}
| DoS +Priv | 0 | static void kvm_pv_kick_cpu_op(struct kvm *kvm, unsigned long flags, int apicid)
{
struct kvm_lapic_irq lapic_irq;
lapic_irq.shorthand = 0;
lapic_irq.dest_mode = 0;
lapic_irq.dest_id = apicid;
lapic_irq.delivery_mode = APIC_DM_REMRD;
kvm_irq_delivery_to_apic(kvm, 0, &lapic_irq, NULL);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,092 | void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data)
{
/* TODO: reserve bits check */
kvm_lapic_set_base(vcpu, data);
}
| DoS +Priv | 0 | void kvm_set_apic_base(struct kvm_vcpu *vcpu, u64 data)
{
/* TODO: reserve bits check */
kvm_lapic_set_base(vcpu, data);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,093 | int kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
{
unsigned long old_cr0 = kvm_read_cr0(vcpu);
unsigned long update_bits = X86_CR0_PG | X86_CR0_WP |
X86_CR0_CD | X86_CR0_NW;
cr0 |= X86_CR0_ET;
#ifdef CONFIG_X86_64
if (cr0 & 0xffffffff00000000UL)
return 1;
#endif
cr0 &= ~CR0_RESERVED_BITS;
i... | DoS +Priv | 0 | int kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0)
{
unsigned long old_cr0 = kvm_read_cr0(vcpu);
unsigned long update_bits = X86_CR0_PG | X86_CR0_WP |
X86_CR0_CD | X86_CR0_NW;
cr0 |= X86_CR0_ET;
#ifdef CONFIG_X86_64
if (cr0 & 0xffffffff00000000UL)
return 1;
#endif
cr0 &= ~CR0_RESERVED_BITS;
i... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,094 | int kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
{
unsigned long old_cr4 = kvm_read_cr4(vcpu);
unsigned long pdptr_bits = X86_CR4_PGE | X86_CR4_PSE |
X86_CR4_PAE | X86_CR4_SMEP;
if (cr4 & CR4_RESERVED_BITS)
return 1;
if (!guest_cpuid_has_xsave(vcpu) && (cr4 & X86_CR4_OSXSAVE))
return 1;
if (!... | DoS +Priv | 0 | int kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
{
unsigned long old_cr4 = kvm_read_cr4(vcpu);
unsigned long pdptr_bits = X86_CR4_PGE | X86_CR4_PSE |
X86_CR4_PAE | X86_CR4_SMEP;
if (cr4 & CR4_RESERVED_BITS)
return 1;
if (!guest_cpuid_has_xsave(vcpu) && (cr4 & X86_CR4_OSXSAVE))
return 1;
if (!... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,095 | static int kvm_set_guest_paused(struct kvm_vcpu *vcpu)
{
if (!vcpu->arch.pv_time_enabled)
return -EINVAL;
vcpu->arch.pvclock_set_guest_stopped_request = true;
kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
return 0;
}
| DoS +Priv | 0 | static int kvm_set_guest_paused(struct kvm_vcpu *vcpu)
{
if (!vcpu->arch.pv_time_enabled)
return -EINVAL;
vcpu->arch.pvclock_set_guest_stopped_request = true;
kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
return 0;
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,096 | static void kvm_set_mmio_spte_mask(void)
{
u64 mask;
int maxphyaddr = boot_cpu_data.x86_phys_bits;
/*
* Set the reserved bits and the present bit of an paging-structure
* entry to generate page fault with PFER.RSV = 1.
*/
/* Mask the reserved physical address bits. */
mask = ((1ull << (51 - maxphyaddr + 1)... | DoS +Priv | 0 | static void kvm_set_mmio_spte_mask(void)
{
u64 mask;
int maxphyaddr = boot_cpu_data.x86_phys_bits;
/*
* Set the reserved bits and the present bit of an paging-structure
* entry to generate page fault with PFER.RSV = 1.
*/
/* Mask the reserved physical address bits. */
mask = ((1ull << (51 - maxphyaddr + 1)... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,097 | int kvm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr)
{
return kvm_x86_ops->set_msr(vcpu, msr);
}
| DoS +Priv | 0 | int kvm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr)
{
return kvm_x86_ops->set_msr(vcpu, msr);
}
| @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,098 | int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
{
bool pr = false;
u32 msr = msr_info->index;
u64 data = msr_info->data;
switch (msr) {
case MSR_AMD64_NB_CFG:
case MSR_IA32_UCODE_REV:
case MSR_IA32_UCODE_WRITE:
case MSR_VM_HSAVE_PA:
case MSR_AMD64_PATCH_LOADER:
case MSR_AMD64_BU_CFG2... | DoS +Priv | 0 | int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
{
bool pr = false;
u32 msr = msr_info->index;
u64 data = msr_info->data;
switch (msr) {
case MSR_AMD64_NB_CFG:
case MSR_IA32_UCODE_REV:
case MSR_IA32_UCODE_WRITE:
case MSR_VM_HSAVE_PA:
case MSR_AMD64_PATCH_LOADER:
case MSR_AMD64_BU_CFG2... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
23,099 | static void kvm_set_tsc_khz(struct kvm_vcpu *vcpu, u32 this_tsc_khz)
{
u32 thresh_lo, thresh_hi;
int use_scaling = 0;
/* tsc_khz can be zero if TSC calibration fails */
if (this_tsc_khz == 0)
return;
/* Compute a scale to convert nanoseconds in TSC cycles */
kvm_get_time_scale(this_tsc_khz, NSEC_PER_SEC / 100... | DoS +Priv | 0 | static void kvm_set_tsc_khz(struct kvm_vcpu *vcpu, u32 this_tsc_khz)
{
u32 thresh_lo, thresh_hi;
int use_scaling = 0;
/* tsc_khz can be zero if TSC calibration fails */
if (this_tsc_khz == 0)
return;
/* Compute a scale to convert nanoseconds in TSC cycles */
kvm_get_time_scale(this_tsc_khz, NSEC_PER_SEC / 100... | @@ -3214,8 +3214,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&va, argp, sizeof va))
goto out;
- r = 0;
- kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
+ r = kvm_lapic_set_vapic_addr(vcpu, va.vapic_addr);
break;
}
case KVM_X86_SETUP_MCE: {
@@ -5739,36 +5738,6 @@ ... | CWE-20 | null | null |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.