From: Eric Dumazet <edumazet@google.com>
Date: Mon, 24 Sep 2012 07:00:11 +0000 (+0000)
Subject: net: guard tcp_set_keepalive() to tcp sockets
X-Git-Tag: v3.6~22^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3e10986d1d698140747fcfc2761ec9cb64c1d582;p=pandora-kernel.git

net: guard tcp_set_keepalive() to tcp sockets

Its possible to use RAW sockets to get a crash in
tcp_set_keepalive() / sk_reset_timer()

Fix is to make sure socket is a SOCK_STREAM one.

Reported-by: Dave Jones <davej@redhat.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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