Commit 458f212e authored by Yang Zhang's avatar Yang Zhang Committed by Gleb Natapov
Browse files

KVM: x86: fix memory leak in vmx_init 



Free vmx_msr_bitmap_longmode_x2apic and vmx_msr_bitmap_longmode if
kvm_init() fails.

Signed-off-by: default avatarYang Zhang <yang.z.zhang@Intel.com>
Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
parent 05e07f9b

arch/x86/kvm/vmx.c

+3 −1
Original line number Diff line number Diff line
@@ -7741,7 +7741,7 @@ static int __init vmx_init(void) 
	r = kvm_init(&vmx_x86_ops, sizeof(struct vcpu_vmx),

		     __alignof__(struct vcpu_vmx), THIS_MODULE);

	if (r)

		goto out3;

		goto out5;



#ifdef CONFIG_KEXEC

	rcu_assign_pointer(crash_vmclear_loaded_vmcss,
@@ -7789,6 +7789,8 @@ static int __init vmx_init(void) 


	return 0;



out5:

	free_page((unsigned long)vmx_msr_bitmap_longmode_x2apic);

out4:

	free_page((unsigned long)vmx_msr_bitmap_longmode);

out3: