]> git.baikalelectronics.ru Git - kernel.git/commit
l2tp: initialise session's refcount before making it reachable
authorGuillaume Nault <g.nault@alphalink.fr>
Fri, 25 Aug 2017 14:22:17 +0000 (16:22 +0200)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Aug 2017 18:28:33 +0000 (11:28 -0700)
commitbf4ca336b3fb1224921dd370dba91c1bf0b30e1d
tree9b11954e5446349cf84b7d1eedcf939fe74bb5f1
parenta0f8f0ef4fdec816a0e885dcba17d757dfaa2fe0
l2tp: initialise session's refcount before making it reachable

Sessions must be fully initialised before calling
l2tp_session_add_to_tunnel(). Otherwise, there's a short time frame
where partially initialised sessions can be accessed by external users.

Fixes: 99d387ef50d1 ("l2tp: fix duplicate session creation")
Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/l2tp/l2tp_core.c