From 637d6754c31836cb625854a0218ea78c15aa41a5 Mon Sep 17 00:00:00 2001
From: Hadar Hen Zion <hadarh@mellanox.com>
Date: Mon, 4 Mar 2013 13:48:55 +0200
Subject: [PATCH] IB/core: Fix Coverity issues for rdma_cm

Signed-off-by: Itai Garbi <igarbi@mellanox.com>
Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com>

Derived from(subset of!) Mellanox OFED-2.4 patch
84c6d50a470b4b61ca6b2ed1c718b121870daa37
(IB/core: Fix Coverity issues)

Signed-off-by: Ajaykumar Hotchandani <ajaykumar.hotchandani@oracle.com>
(Ported from Mellanox OFED 2.4)

Signed-off-by: Mukesh Kacker <mukesh.kacker@oracle.com>
---
 drivers/infiniband/core/cma.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index eef25eccbbacf..031b377a1557a 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2966,6 +2966,9 @@ static int cma_accept_iw(struct rdma_id_private *id_priv,
 	struct iw_cm_conn_param iw_param;
 	int ret;
 
+	if (!conn_param)
+		return -EINVAL;
+
 	ret = cma_modify_qp_rtr(id_priv, conn_param);
 	if (ret)
 		return ret;
-- 
2.50.1