From: Huawei Xie <huawei.xie@intel.com>
Date: Fri, 30 Jan 2015 07:13:36 +0000 (+0800)
Subject: examples/vhost: fix crash when linking device to VMDQ fails
X-Git-Tag: spdx-start~9804
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=51ec3ae2afaca9b2a76b43bde272edeac8174147;p=dpdk.git

examples/vhost: fix crash when linking device to VMDQ fails

Signed-off-by: Huawei Xie <huawei.xie@intel.com>
Acked-by: Changchun Ouyang <changchun.ouyang@intel.com>
---

diff --git a/examples/vhost/main.c b/examples/vhost/main.c
index 04f01182d0..3a35359b87 100644
--- a/examples/vhost/main.c
+++ b/examples/vhost/main.c
@@ -1308,8 +1308,8 @@ switch_worker(__attribute__((unused)) void *arg)
 				/* If this is the first received packet we need to learn the MAC and setup VMDQ */
 				if (unlikely(vdev->ready == DEVICE_MAC_LEARNING) && tx_count) {
 					if (vdev->remove || (link_vmdq(vdev, pkts_burst[0]) == -1)) {
-						while (tx_count--)
-							rte_pktmbuf_free(pkts_burst[tx_count]);
+						while (tx_count)
+							rte_pktmbuf_free(pkts_burst[--tx_count]);
 					}
 				}
 				while (tx_count)