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(parent: 875cfc6) | patch
tcp: force a dst refcount when prequeue packet
authorEric Dumazet <edumazet@google.com>
Thu, 25 Apr 2013 01:34:55 +0000 (18:34 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 19 May 2013 17:04:42 +0000 (10:04 -0700)
commita0464b18acc3f17ff86aa25df34c5066a21c8291
tree0ae123ffbc405d31df28aefd767bfb863ee404c5tree | snapshot
parent875cfc6271a37f35f6334c26184b16eb70625929commit | diff
tcp: force a dst refcount when prequeue packet

[ Upstream commit 093162553c33e9479283e107b4431378271c735d ]

Before escaping RCU protected section and adding packet into
prequeue, make sure the dst is refcounted.

Reported-by: Mike Galbraith <bitbucket@online.de>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
include/net/tcp.h diff | blob | history
Linux kernel for KaRo TX COM modules