netdev - Re: [BUG] "$ ss -a" incorrectly displays raw sockets as udp sockets

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Message-ID: <1436455270.24939.32.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 09 Jul 2015 17:21:10 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Miha Marolt <miham@...ondsemi.com>
Cc:	netdev@...r.kernel.org, Vadim Kochan <vadim4j@...il.com>
Subject: Re: [BUG] "$ ss -a" incorrectly displays raw sockets as udp sockets

On Thu, 2015-07-09 at 17:14 +0200, Eric Dumazet wrote:

> 
> If I checkout iproute2 tree to db08bdb816d337102c5486744008db9c9faa43bf
> (before buggy commit) we indeed had this result :
> 
> # ./ss -an | grep 127.0.0.1
> raw    UNCONN     213486 0      127.0.0.1:6                     *:*                  

Maybe following patch would fix the issue.

diff --git a/misc/ss.c b/misc/ss.c
index 03f92fa69270..9b7dad00290c 100644
--- a/misc/ss.c
+++ b/misc/ss.c
@@ -1552,6 +1552,8 @@ out:
 static char *proto_name(int protocol)
 {
 	switch (protocol) {
+	case 0:
+		return "raw";
 	case IPPROTO_UDP:
 		return "udp";
 	case IPPROTO_TCP:
@@ -2416,7 +2418,7 @@ static int dgram_show_line(char *line, const struct filter *f, int family)
 	if (n < 9)
 		opt[0] = 0;
 
-	inet_stats_print(&s, IPPROTO_UDP);
+	inet_stats_print(&s, 0);
 
 	if (show_details && opt[0])
 		printf(" opt:\"%s\"", opt);


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