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tcp: md5: remove unneeded check in tcp_v4_parse_md5_keys

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tcpm_key is an array inside struct tcp_md5sig, there is no need to check it
against NULL.

Signed-off-by: Dmitry Popov <ixaphire@qrator.net>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dmitry Popov 2014-08-03 22:45:19 +04:00 committed by David S. Miller
parent 06b47aac49
commit 64a124edcc
1 changed files with 1 additions and 1 deletions
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net/ipv4/tcp_ipv4.c
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@ -1049,7 +1049,7 @@ static int tcp_v4_parse_md5_keys(struct sock *sk, char __user *optval,
if (sin->sin_family != AF_INET)
return -EINVAL;
if (!cmd.tcpm_key || !cmd.tcpm_keylen)
if (!cmd.tcpm_keylen)
return tcp_md5_do_del(sk, (union tcp_md5_addr *)&sin->sin_addr.s_addr,
AF_INET);