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authorWei Yongjun <yjwei@cn.fujitsu.com>2010-03-09 14:13:43 +0800
committerGreg Kroah-Hartman <gregkh@suse.de>2010-07-05 11:23:00 -0700
commit12f08e9684c604aa1407a6b62d1c71876db18093 (patch)
tree58c17d3d5bf1d2bf643a291d39ebad62b9a5edef
parentd11e1d903937678a1557090cb2fff317ebe08cd2 (diff)
KVM: PPC: Do not create debugfs if fail to create vcpu
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> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> (Cherry-picked from commit 06056bfb944a0302a8f22eb45f09123de7fb417b)
-rw-r--r--arch/powerpc/kvm/powerpc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 297fcd2ff7d0..bf36a9d6138a 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -193,7 +193,8 @@ 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;
}