linux-kernel - [PATCH] net: udp: remove redundant initialization in udp_dump

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Message-Id: <1604644960-48378-2-git-send-email-dong.menglong@zte.com.cn>
Date:   Fri,  6 Nov 2020 01:42:38 -0500
From:   menglong8.dong@...il.com
To:     kuba@...nel.org
Cc:     davem@...emloft.net, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Menglong Dong <dong.menglong@....com.cn>
Subject: [PATCH] net: udp: remove redundant initialization in udp_dump_one

From: Menglong Dong <dong.menglong@....com.cn>

The initialization for 'err' with '-EINVAL' is redundant and
can be removed, as it is updated soon and not used.

Signed-off-by: Menglong Dong <dong.menglong@....com.cn>
---
 net/ipv4/udp_diag.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index 1dbece3..b2cee9a 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -30,7 +30,7 @@ static int udp_dump_one(struct udp_table *tbl,
 			const struct inet_diag_req_v2 *req)
 {
 	struct sk_buff *in_skb = cb->skb;
-	int err = -EINVAL;
+	int err;
 	struct sock *sk = NULL;
 	struct sk_buff *rep;
 	struct net *net = sock_net(in_skb->sk);
-- 
2.7.4