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(parent: 0382a25) | patch
l2tp: hold socket before dropping lock in l2tp_ip{, 6}_recv()
authorGuillaume Nault <g.nault@alphalink.fr>
Tue, 29 Nov 2016 12:09:45 +0000 (13:09 +0100)
committerDavid S. Miller <davem@davemloft.net>
Wed, 30 Nov 2016 19:14:07 +0000 (14:14 -0500)
commita3c18422a4b4e108bcf6a2328f48867e1003fd95
treeeeca3ead29ffaf135c31d9a11b29b082766b22cctree | snapshot (tar.gz zip)
parent0382a25af3c771a8e4d5e417d1834cbe28c2aaaccommit | diff
l2tp: hold socket before dropping lock in l2tp_ip{, 6}_recv()

Socket must be held while under the protection of the l2tp lock; there
is no guarantee that sk remains valid after the read_unlock_bh() call.

Same issue for l2tp_ip and l2tp_ip6.

Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/l2tp/l2tp_ip.c diff | blob | blame | history
net/l2tp/l2tp_ip6.c diff | blob | blame | history