netdev - [PATCHv5 net-next 08/31] iw_cxgb4: release neigh entry in error paths

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Date:	Mon, 10 Mar 2014 22:38:05 +0530
From:	Hariprasad Shenai <hariprasad@...lsio.com>
To:	netdev@...r.kernel.org, linux-rdma@...r.kernel.org
Cc:	davem@...emloft.net, roland@...estorage.com, dm@...lsio.com,
	swise@...ngridcomputing.com, leedom@...lsio.com,
	santosh@...lsio.com, kumaras@...lsio.com, nirranjan@...lsio.com,
	hariprasad@...lsio.com
Subject: [PATCHv5 net-next 08/31] iw_cxgb4: release neigh entry in error paths

From: Steve Wise <swise@...ngridcomputing.com>

Always release the neigh entry in rx_pkt().

Based on original work by Santosh Rastapur <santosh@...lsio.com>.

Signed-off-by: Steve Wise <swise@...ngridcomputing.com>
---
 drivers/infiniband/hw/cxgb4/cm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 360807e..74a2250 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -3350,10 +3350,9 @@ static int rx_pkt(struct c4iw_dev *dev, struct sk_buff *skb)
 	if (!e) {
 		pr_err("%s - failed to allocate l2t entry!\n",
 		       __func__);
-		goto free_dst;
+		goto free_neigh;
 	}
 
-	neigh_release(neigh);
 	step = dev->rdev.lldi.nrxq / dev->rdev.lldi.nchan;
 	rss_qid = dev->rdev.lldi.rxq_ids[pi->port_id * step];
 	window = (__force u16) htons((__force u16)tcph->window);
@@ -3373,6 +3372,8 @@ static int rx_pkt(struct c4iw_dev *dev, struct sk_buff *skb)
 			      tcph->source, ntohl(tcph->seq), filter, window,
 			      rss_qid, pi->port_id);
 	cxgb4_l2t_release(e);
+free_neigh:
+	neigh_release(neigh);
 free_dst:
 	dst_release(dst);
 reject:
-- 
1.8.4

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