Commit d11e1d90 authored by Wei Yongjun's avatar Wei Yongjun Committed by Greg Kroah-Hartman

KVM: s390: Fix possible memory leak of in kvm_arch_vcpu_create()

This patch fixed possible memory leak in kvm_arch_vcpu_create()
under s390, which would happen when kvm_arch_vcpu_create() fails.
Signed-off-by: default avatarWei Yongjun <yjwei@cn.fujitsu.com>
Acked-by: default avatarCarsten Otte <cotte@de.ibm.com>
Cc: stable@kernel.org
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>

(Cherry-picked from commit 7b06bf2f)
parent bdb19d4b
...@@ -341,11 +341,13 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, ...@@ -341,11 +341,13 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm,
rc = kvm_vcpu_init(vcpu, kvm, id); rc = kvm_vcpu_init(vcpu, kvm, id);
if (rc) if (rc)
goto out_free_cpu; goto out_free_sie_block;
VM_EVENT(kvm, 3, "create cpu %d at %p, sie block at %p", id, vcpu, VM_EVENT(kvm, 3, "create cpu %d at %p, sie block at %p", id, vcpu,
vcpu->arch.sie_block); vcpu->arch.sie_block);
return vcpu; return vcpu;
out_free_sie_block:
free_page((unsigned long)(vcpu->arch.sie_block));
out_free_cpu: out_free_cpu:
kfree(vcpu); kfree(vcpu);
out_nomem: out_nomem:
......
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