From: Junjie Chen <junjie.j.chen@intel.com>
Date: Fri, 29 Dec 2017 14:33:19 +0000 (-0500)
Subject: examples/vhost: fix sending ARP packet to self
X-Git-Tag: spdx-start~517
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=a3fdb53270d4359fc8fe1d1faedd737024d10548;p=dpdk.git

examples/vhost: fix sending ARP packet to self

ARP packets are not dropped when dest vdev is itself, which breaks
RX ring inconspicuously.

Fixes: 9c5ef51207c6 ("examples/vhost: handle broadcast packet")
Cc: stable@dpdk.org

Signed-off-by: Junjie Chen <junjie.j.chen@intel.com>
Acked-by: Yuanhan Liu <yliu@fridaylinux.org>
---

diff --git a/examples/vhost/main.c b/examples/vhost/main.c
index 970fbfbefb..5c2d34fb17 100644
--- a/examples/vhost/main.c
+++ b/examples/vhost/main.c
@@ -935,7 +935,8 @@ virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m, uint16_t vlan_tag)
 		struct vhost_dev *vdev2;
 
 		TAILQ_FOREACH(vdev2, &vhost_dev_list, global_vdev_entry) {
-			virtio_xmit(vdev2, vdev, m);
+			if (vdev2 != vdev)
+				virtio_xmit(vdev2, vdev, m);
 		}
 		goto queue2nic;
 	}