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ipv4: fix ip_rt_update_pmtu()

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commit 2c8cec5c10 (Cache learned PMTU information in inetpeer) added
an extra inet_putpeer() call in ip_rt_update_pmtu().

This results in various problems, since we can free one inetpeer, while
it is still in use.

Ref: http://www.spinics.net/lists/netdev/msg159121.html

Reported-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2011-03-23 12:18:15 -07:00 committed by David S. Miller
parent 406b6f974d
commit eb49a97363
1 changed files with 0 additions and 2 deletions
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2
net/ipv4/route.c
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@ -1593,8 +1593,6 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu)
rt->rt_peer_genid = rt_peer_genid();
}
check_peer_pmtu(dst, peer);
inet_putpeer(peer);
}
}