]> git.baikalelectronics.ru Git - kernel.git/commitdiff
mptcp: drop unconditional pr_warn on bad opt
authorPaolo Abeni <pabeni@redhat.com>
Tue, 25 May 2021 21:23:11 +0000 (14:23 -0700)
committerDavid S. Miller <davem@davemloft.net>
Tue, 25 May 2021 22:56:20 +0000 (15:56 -0700)
This is a left-over of early day. A malicious peer can flood
the kernel logs with useless messages, just drop it.

Fixes: f296234c98a8 ("mptcp: Add handling of incoming MP_JOIN requests")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/mptcp/options.c

index 99fc21406168bc94500aa3740bf49dd62e05c28b..71c535f4e1eff5cc48142c2c63f698fdb43e5481 100644 (file)
@@ -130,7 +130,6 @@ static void mptcp_parse_option(const struct sk_buff *skb,
                        memcpy(mp_opt->hmac, ptr, MPTCPOPT_HMAC_LEN);
                        pr_debug("MP_JOIN hmac");
                } else {
-                       pr_warn("MP_JOIN bad option size");
                        mp_opt->mp_join = 0;
                }
                break;