linux-kernel - [PATCH 3/3] RDS: TCP: Delete an error message for a failed memory allocation in rds_tcp_init

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Date:   Mon, 22 May 2017 16:13:11 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-rdma@...r.kernel.org, netdev@...r.kernel.org,
        rds-devel@....oracle.com, "David S. Miller" <davem@...emloft.net>,
        Santosh Shilimkar <santosh.shilimkar@...cle.com>,
        Sowmini Varadhan <sowmini.varadhan@...cle.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 3/3] RDS: TCP: Delete an error message for a failed memory
 allocation in rds_tcp_init_net()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Mon, 22 May 2017 15:45:31 +0200

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 net/rds/tcp.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index 431404dbdad1..b0348697dee5 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -431,10 +431,9 @@ static __net_init int rds_tcp_init_net(struct net *net)
 	} else {
 		tbl = kmemdup(rds_tcp_sysctl_table,
 			      sizeof(rds_tcp_sysctl_table), GFP_KERNEL);
-		if (!tbl) {
-			pr_warn("could not set allocate syctl table\n");
+		if (!tbl)
 			return -ENOMEM;
-		}
+
 		rtn->ctl_table = tbl;
 	}
 	tbl[RDS_TCP_SNDBUF].data = &rtn->sndbuf_size;
-- 
2.13.0