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Subject[PATCH] KVM: x86: fix for missing initialization of return status variable
Date
If undefined ioctl number is passed to the kvm_vcpu_ioctl_device_attr
function, it should return with error status.

Addresses-Coverity: 1494124 ("Uninitialized scalar variable")

Signed-off-by: Ameer Hamza <amhamza.mgc@gmail.com>
---
arch/x86/kvm/x86.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index e0aa4dd53c7f..55b90c185717 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5001,7 +5001,7 @@ static int kvm_vcpu_ioctl_device_attr(struct kvm_vcpu *vcpu,
void __user *argp)
{
struct kvm_device_attr attr;
- int r;
+ int r = -EINVAL;

if (copy_from_user(&attr, argp, sizeof(attr)))
return -EFAULT;
--
2.25.1
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