From: Dave Jiang <dave.jiang@intel.com>
Date: Mon, 13 Jul 2015 12:07:10 +0000 (-0400)
Subject: NTB: ntb_netdev not covering all receive errors
X-Git-Tag: v4.2-rc7~28^2~5
X-Git-Url: http://git.cascardo.eti.br/?a=commitdiff_plain;h=da4eb27a2c2efd034bdd645650114b82c479329c;p=cascardo%2Flinux.git

NTB: ntb_netdev not covering all receive errors

ntb_netdev is allowing the link to come up even when -ENOMEM is returned
from ntb_transport_rx_enqueue.  Fix to cover all possible errors.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
---

diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index 5f1ee7c05f68..d8757bf9ad75 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -191,7 +191,7 @@ static int ntb_netdev_open(struct net_device *ndev)
 
 		rc = ntb_transport_rx_enqueue(dev->qp, skb, skb->data,
 					      ndev->mtu + ETH_HLEN);
-		if (rc == -EINVAL) {
+		if (rc) {
 			dev_kfree_skb(skb);
 			goto err;
 		}