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Commit 64a124ed authored by Dmitry Popov's avatar Dmitry Popov Committed by David S. Miller
Browse files

tcp: md5: remove unneeded check in tcp_v4_parse_md5_keys 



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

Signed-off-by: default avatarDmitry Popov <ixaphire@qrator.net>
Acked-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 06b47aac

net/ipv4/tcp_ipv4.c

+1 −1
Original line number Diff line number Diff line
@@ -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);