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Subject[PATCH] KVM: SVM: fix error return code in svm_create_vcpu()
Date
Fix to return a negative error code from the error handling case
instead of 0 in function svm_create_vcpu(), as done elsewhere in this
function.

Fixes: f4c847a95654 ("KVM: SVM: refactor msr permission bitmap allocation")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
---
arch/x86/kvm/svm/svm.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 1e81cfebd491..79b3a564f1c9 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1309,8 +1309,10 @@ static int svm_create_vcpu(struct kvm_vcpu *vcpu)
svm->avic_is_running = true;

svm->msrpm = svm_vcpu_alloc_msrpm();
- if (!svm->msrpm)
+ if (!svm->msrpm) {
+ err = -ENOMEM;
goto error_free_vmcb_page;
+ }

svm_vcpu_init_msrpm(vcpu, svm->msrpm);

--
2.20.1
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