The result of kvmppc_core_vcpu_create() was being manipulated before it was checked for IS_ERR(). Did not see the bug occur, but caught it when looking through the code.
Signed-off-by: Ben Collins <[email protected]>
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 607fbdf..8877614 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -278,10 +278,14 @@ void kvm_arch_flush_shadow(struct kvm *kvm)
struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id)
{
struct kvm_vcpu *vcpu;
+
vcpu = kvmppc_core_vcpu_create(kvm, id);
+ if (IS_ERR(vcpu))
+ return vcpu;
+
vcpu->arch.wqp = &vcpu->wq;
- if (!IS_ERR(vcpu))
- kvmppc_create_vcpu_debugfs(vcpu, id);
+ kvmppc_create_vcpu_debugfs(vcpu, id);
+
return vcpu;
}
--
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