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| author | Wei Yongjun <yjwei@cn.fujitsu.com> | 2010-01-22 07:18:47 +0100 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2010-01-25 15:26:40 +0100 |
| commit | 36cb93fd6b6bf7e9163a69a8bf20207aed5fea44 (patch) | |
| tree | ec12f37abfee010a968001e513ba5813d0d1b615 /arch/x86/kvm/x86.c | |
| parent | KVM: S390: fix potential array overrun in intercept handling (diff) | |
| download | linux-36cb93fd6b6bf7e9163a69a8bf20207aed5fea44.tar.xz linux-36cb93fd6b6bf7e9163a69a8bf20207aed5fea44.zip | |
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: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6651dbf58675..b265eecc741f 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -5088,6 +5088,7 @@ fail: 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); |