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KVM: PPC: Fix vcpu_create dereference before validity check. 

Fix usage of vcpu struct before check that it's actually valid.

Signed-off-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Matt Evans 2011-12-06 21:19:42 +00:00 committed by Avi Kivity
parent 4cf302bc10
commit 03cdab5340
1 changed files with 3 additions and 2 deletions
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5
arch/powerpc/kvm/powerpc.c
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@ -289,9 +289,10 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id)
{ {
struct kvm_vcpu *vcpu; struct kvm_vcpu *vcpu;
vcpu = kvmppc_core_vcpu_create(kvm, id); vcpu = kvmppc_core_vcpu_create(kvm, id);
vcpu->arch.wqp = &vcpu->wq; if (!IS_ERR(vcpu)) {
if (!IS_ERR(vcpu)) vcpu->arch.wqp = &vcpu->wq;
kvmppc_create_vcpu_debugfs(vcpu, id); kvmppc_create_vcpu_debugfs(vcpu, id);
}
return vcpu; return vcpu;
} }