[PATCH] kvm/vmx: Make setup/unsetup under the same conditions

From: Peng Hao
Date: Fri Feb 18 2022 - 06:12:33 EST


Make sure nested_vmx_hardware_setup/unsetup are called in pairs under
the same conditions.

Signed-off-by: Peng Hao <flyingpeng@xxxxxxxxxxx>
---
arch/x86/kvm/vmx/vmx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 0ffcfe54eea5..5392def71093 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -7852,7 +7852,7 @@ static __init int hardware_setup(void)
vmx_set_cpu_caps();

r = alloc_kvm_area();
- if (r)
+ if (r && nested)
nested_vmx_hardware_unsetup();

kvm_set_posted_intr_wakeup_handler(pi_wakeup_handler);
--
2.27.0