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[V7,01/16] virtio-net: fix the upper bound when trying to delete queues

Message ID 1429770109-23873-2-git-send-email-jasowang@redhat.com
State New
Headers show

Commit Message

Jason Wang April 23, 2015, 6:21 a.m. UTC 
Virtqueue were indexed from zero, so don't delete virtqueue whose
index is n->max_queues * 2 + 1.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-stable <qemu-stable@nongnu.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 hw/net/virtio-net.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 59f76bc..b6fac9c 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -1309,7 +1309,7 @@  static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue)
 
     n->multiqueue = multiqueue;
 
-    for (i = 2; i <= n->max_queues * 2 + 1; i++) {
+    for (i = 2; i < n->max_queues * 2 + 1; i++) {
         virtio_del_queue(vdev, i);
     }