Re: [PATCH] kvm: x86: mmu: fix memoryleak in kvm_mmu_vendor_module_init()

From: Miaohe Lin
Date: Wed Aug 24 2022 - 21:51:37 EST


On 2022/8/24 23:44, Sean Christopherson wrote:
> Nit for future patches, please use
>
> KVM: x86/mmu:
>
> for the scope.

Will take care of it.

>
> On Tue, Aug 23, 2022, Miaohe Lin wrote:
>> When register_shrinker() fails, we forgot to release the percpu counter
>> kvm_total_used_mmu_pages leading to memoryleak. Fix this issue by calling
>> percpu_counter_destroy() when register_shrinker() fails.
>>
>> Fixes: ab271bd4dfd5 ("x86: kvm: propagate register_shrinker return code")
>> Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
>> ---
>
> Reviewed-by: Sean Christopherson <seanjc@xxxxxxxxxx>

Many thanks for your review.

Thanks,
Miaohe Lin