From: Eric Dumazet <edumazet@google.com>
Date: Tue, 14 Jul 2015 06:10:22 +0000 (+0200)
Subject: ipv6: lock socket in ip6_datagram_connect()
X-Git-Tag: omap-for-v4.3/fixes-merge-window~206^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=03645a11a570d52e70631838cb786eb4253eb463;p=pandora-kernel.git

ipv6: lock socket in ip6_datagram_connect()

ip6_datagram_connect() is doing a lot of socket changes without
socket being locked.

This looks wrong, at least for udp_lib_rehash() which could corrupt
lists because of concurrent udp_sk(sk)->udp_portaddr_hash accesses.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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