[dpdk-dev] [PATCH v3] vhost: Fix wrong handling of virtqueue array index

Tetsuya Mukawa mukawa at igel.co.jp
Wed Oct 28 04:47:40 CET 2015


The patch fixes wrong handling of virtqueue array index when
GET_VRING_BASE message comes.

Signed-off-by: Tetsuya Mukawa <mukawa at igel.co.jp>
---
 lib/librte_vhost/vhost_user/virtio-net-user.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/lib/librte_vhost/vhost_user/virtio-net-user.c b/lib/librte_vhost/vhost_user/virtio-net-user.c
index a998ad8..d07452a 100644
--- a/lib/librte_vhost/vhost_user/virtio-net-user.c
+++ b/lib/librte_vhost/vhost_user/virtio-net-user.c
@@ -300,13 +300,9 @@ user_get_vring_base(struct vhost_device_ctx ctx,
 	 * sent and only sent in vhost_vring_stop.
 	 * TODO: cleanup the vring, it isn't usable since here.
 	 */
-	if (dev->virtqueue[state->index + VIRTIO_RXQ]->kickfd >= 0) {
-		close(dev->virtqueue[state->index + VIRTIO_RXQ]->kickfd);
-		dev->virtqueue[state->index + VIRTIO_RXQ]->kickfd = -1;
-	}
-	if (dev->virtqueue[state->index + VIRTIO_TXQ]->kickfd >= 0) {
-		close(dev->virtqueue[state->index + VIRTIO_TXQ]->kickfd);
-		dev->virtqueue[state->index + VIRTIO_TXQ]->kickfd = -1;
+	if (dev->virtqueue[state->index]->kickfd >= 0) {
+		close(dev->virtqueue[state->index]->kickfd);
+		dev->virtqueue[state->index]->kickfd = -1;
 	}
 
 	return 0;
-- 
2.1.4



More information about the dev mailing list