Re: [PATCH] KVM: x86: fix memory leak in vmx_init

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On Mon, Apr 08, 2013 at 03:26:33PM +0800, Yang Zhang wrote:
> From: Yang Zhang <yang.z.zhang@xxxxxxxxx>
> 
> Free vmx_msr_bitmap_longmode_x2apic and vmx_msr_bitmap_longmode if
> kvm_init() fails.
> 
> Signed-off-by: Yang Zhang <yang.z.zhang@xxxxxxxxx>
> ---
Applied, thanks.

>  arch/x86/kvm/vmx.c |    4 +++-
>  1 files changed, 3 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 03f5746..c6da8c5 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -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:
> -- 
> 1.7.1
> 
> --
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--
			Gleb.
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