netdev - [PATCH] ip monitor: Skip IPv6 ND user option messages

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Date:	Thu,  4 Sep 2014 23:24:22 +0300
From:	Vadim Kochan <vadim4j@...il.com>
To:	netdev@...r.kernel.org
Cc:	Vadim Kochan <vadim4j@...il.com>
Subject: [PATCH] ip monitor: Skip IPv6 ND user option messages

IPv6 router sends ND messages with RDNSS option
which causes the printing of unknown message by 'ip monitor':

    Unknown message: 0000004c 00000044 00000000

Signed-off-by: Vadim Kochan <vadim4j@...il.com>
---
 ip/ipmonitor.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ip/ipmonitor.c b/ip/ipmonitor.c
index 70f2a7a..0029b52 100644
--- a/ip/ipmonitor.c
+++ b/ip/ipmonitor.c
@@ -131,7 +131,8 @@ static int accept_msg(const struct sockaddr_nl *who,
 	    n->nlmsg_type == RTM_NEWTCLASS ||
 	    n->nlmsg_type == RTM_DELTCLASS ||
 	    n->nlmsg_type == RTM_NEWTFILTER ||
-	    n->nlmsg_type == RTM_DELTFILTER)
+	    n->nlmsg_type == RTM_DELTFILTER ||
+	    n->nlmsg_type == RTM_NEWNDUSEROPT)
 		return 0;
 	if (n->nlmsg_type != NLMSG_ERROR && n->nlmsg_type != NLMSG_NOOP &&
 	    n->nlmsg_type != NLMSG_DONE) {
-- 
2.1.0

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