KVM: fix i8259 oops when no vcpus are online

If there are no vcpus, found will be NULL. Check before doing anything with it. Signed-off-by: Avi Kivity <avi@redhat.com>
git-mirror · Sep 8, 2010 · ae0635b · ae0635b
1 parent 16518d5
commit ae0635b
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
@@ -64,6 +64,9 @@ static void pic_unlock(struct kvm_pic *s)
 		if (!found)
 			found = s->kvm->bsp_vcpu;
 
+		if (!found)
+			return;
+
 		kvm_vcpu_kick(found);
 	}
 }