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KVM: PPC: Do not create debugfs if fail to create vcpu
author
Wei Yongjun
<yjwei@cn.fujitsu.com>
Tue, 9 Mar 2010 06:13:43 +0000
(14:13 +0800)
committer
Avi Kivity
<avi@redhat.com>
Mon, 17 May 2010 09:15:21 +0000
(12:15 +0300)
If fail to create the vcpu, we should not create the debugfs
for it.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Acked-by: Alexander Graf <agraf@suse.de>
Cc: stable@kernel.org
Signed-off-by: Avi Kivity <avi@redhat.com>
arch/powerpc/kvm/powerpc.c
patch
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diff --git
a/arch/powerpc/kvm/powerpc.c
b/arch/powerpc/kvm/powerpc.c
index
ace31ca
..
3f8677e
100644
(file)
--- a/
arch/powerpc/kvm/powerpc.c
+++ b/
arch/powerpc/kvm/powerpc.c
@@
-194,7
+194,8
@@
struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id)
{
struct kvm_vcpu *vcpu;
vcpu = kvmppc_core_vcpu_create(kvm, id);
- kvmppc_create_vcpu_debugfs(vcpu, id);
+ if (!IS_ERR(vcpu))
+ kvmppc_create_vcpu_debugfs(vcpu, id);
return vcpu;
}