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Commit 36cb93fd authored by Wei Yongjun's avatar Wei Yongjun Committed by Marcelo Tosatti
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KVM: x86: Fix probable memory leak of vcpu->arch.mce_banks 



vcpu->arch.mce_banks is malloc in kvm_arch_vcpu_init(), but
never free in any place, this may cause memory leak. So this
patch fixed to free it in kvm_arch_vcpu_uninit().

Cc: stable@kernel.org
Signed-off-by: default avatarWei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 062d5e9b

arch/x86/kvm/x86.c

+1 −0
Original line number Diff line number Diff line
@@ -5088,6 +5088,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu) 


void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu)

{

	kfree(vcpu->arch.mce_banks);

	kvm_free_lapic(vcpu);

	down_read(&vcpu->kvm->slots_lock);

	kvm_mmu_destroy(vcpu);