l2tp: hold tunnel while processing genl delete command
authorGuillaume Nault <g.nault@alphalink.fr>
Fri, 25 Aug 2017 14:51:42 +0000 (16:51 +0200)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Aug 2017 18:34:58 +0000 (11:34 -0700)
commitbb0a32ce4389e17e47e198d2cddaf141561581ad
tree9da4476f4f4c705441368f0d4c0c4a9edb7b2c74
parent54652eb12c1b72e9602d09cb2821d5760939190f
l2tp: hold tunnel while processing genl delete command

l2tp_nl_cmd_tunnel_delete() needs to take a reference on the tunnel, to
prevent it from being concurrently freed by l2tp_tunnel_destruct().

Fixes: 309795f4bec2 ("l2tp: Add netlink control API for L2TP")
Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/l2tp/l2tp_netlink.c