diff options
| author | Stefan Hajnoczi <stefanha@redhat.com> | 2016-09-21 16:52:25 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-09-23 19:03:56 +0300 |
| commit | 4355c1abcaedd64a18d627284a3b7e54acb00714 (patch) | |
| tree | bf94f26ae2d93b310bac84496bd550c46fe0ccb0 /default-configs/unicore32-linux-user.mak | |
| parent | 412e0e81b17488e228b4f8451df6a4af26064bb4 (diff) | |
virtio: handle virtqueue_num_heads() errors
If the avail ring index is bogus virtqueue_num_heads() must return
-EINVAL.
The only caller is virtqueue_get_avail_bytes(). Return saying no bytes
are available when virtqueue_num_heads() fails.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'default-configs/unicore32-linux-user.mak')
0 files changed, 0 insertions, 0 deletions