commit fad5593ca646010d3cb83f7926d78dd30c20c610
author Anthony Liguori <aliguori@us.ibm.com> Tue Mar 26 13:34:38 2013 -0500
committer Anthony Liguori <aliguori@us.ibm.com> Tue Mar 26 13:34:38 2013 -0500
tree 33803bfc0b0e85396b6e626222dfff0b1390de49
parent 0fbf01fe911e84c588be41636570f46f597113d6
parent b57ed9bf075e33cdd2f9eb545ff555301dd57221

Merge remote-tracking branch 'cohuck/virtio-ccw-upstr' into staging

# By Cornelia Huck
# Via Cornelia Huck
* cohuck/virtio-ccw-upstr:
  virtio-ccw: Queue sanity check for notify hypercall.

hw/s390x/s390-virtio-ccw.c

diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index d436414..76b63e2 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -31,6 +31,9 @@
     if (!sch || !css_subch_visible(sch)) {
         return -EINVAL;
     }
+    if (queue >= VIRTIO_PCI_QUEUE_MAX) {
+        return -EINVAL;
+    }
     virtio_queue_notify(virtio_ccw_get_vdev(sch), queue);
     return 0;