rds: fixed wrong condition in case of error

Need to use IS_ERR and not compare with NULL

Signed-off-by: Dotan Barak <dotanb@dev.mellanox.co.il>
Reviewed-by: Bang Nguyen <bang.nguyen@oracle.com>

diff --git a/net/rds/iw.c b/net/rds/iw.c
index bea934078825e0d66847744db9998d5f734b15ef..13f4c4bc9df7e6b06e9f9e2f5187014d24dc3d07 100644 (file)
--- a/net/rds/iw.c
+++ b/net/rds/iw.c
@@ -226,7 +226,7 @@ static int rds_iw_laddr_check(__be32 addr)
         * IB and iWARP capable NICs.
         */
        cm_id = rdma_create_id(NULL, NULL, RDMA_PS_TCP);
-       if (!cm_id)
+       if (IS_ERR(cm_id))
                return -EADDRNOTAVAIL;
 
        memset(&sin, 0, sizeof(sin));