vhost: fix incorrect check in vhost_verify_ring_mappings

In commit 0ca1fd2 ("vhost: Simplify ring verification checks"), it checks the virtqueue desc mapping for 3 times. Fixed: commit 0ca1fd2 ("vhost: Simplify ring verification checks") Signed-off-by: Jia He <[email protected]> Reviewed-by: Michael S. Tsirkin <[email protected]> Signed-off-by: Michael S. Tsirkin <[email protected]> Reviewed-by: Dr. David Alan Gilbert <[email protected]>
n64decomp · Mar 1, 2018 · 9fac50c · 9fac50c
1 parent fb20fbb
commit 9fac50c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
@@ -359,15 +359,15 @@ static int vhost_verify_ring_mappings(struct vhost_dev *dev,
 
         j++;
         r = vhost_verify_ring_part_mapping(
-                vq->desc, vq->desc_phys, vq->desc_size,
+                vq->avail, vq->avail_phys, vq->avail_size,
                 reg_hva, reg_gpa, reg_size);
         if (r) {
             break;
         }
 
         j++;
         r = vhost_verify_ring_part_mapping(
-                vq->desc, vq->desc_phys, vq->desc_size,
+                vq->used, vq->used_phys, vq->used_size,
                 reg_hva, reg_gpa, reg_size);
         if (r) {
             break;