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Diffstat (limited to 'arch/ia64/kvm/kvm-ia64.c')
-rw-r--r--arch/ia64/kvm/kvm-ia64.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 7f3c0a2e60cd..d5f4e9161201 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -979,11 +979,13 @@ long kvm_arch_vm_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&irq_event, argp, sizeof irq_event))
goto out;
+ r = -ENXIO;
if (irqchip_in_kernel(kvm)) {
__s32 status;
status = kvm_set_irq(kvm, KVM_USERSPACE_IRQ_SOURCE_ID,
irq_event.irq, irq_event.level);
if (ioctl == KVM_IRQ_LINE_STATUS) {
+ r = -EFAULT;
irq_event.status = status;
if (copy_to_user(argp, &irq_event,
sizeof irq_event))
@@ -1379,7 +1381,7 @@ static void kvm_release_vm_pages(struct kvm *kvm)
int i, j;
unsigned long base_gfn;
- slots = rcu_dereference(kvm->memslots);
+ slots = kvm_memslots(kvm);
for (i = 0; i < slots->nmemslots; i++) {
memslot = &slots->memslots[i];
base_gfn = memslot->base_gfn;
@@ -1535,8 +1537,10 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
goto out;
if (copy_to_user(user_stack, stack,
- sizeof(struct kvm_ia64_vcpu_stack)))
+ sizeof(struct kvm_ia64_vcpu_stack))) {
+ r = -EFAULT;
goto out;
+ }
break;
}