diff options
| author | Tom Parkin <tparkin@katalix.com> | 2013-03-19 06:11:17 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-03-20 12:10:38 -0400 |
| commit | 8abbbe8ff572fd84d1b98eb9acf30611a97cf72e (patch) | |
| tree | b0ad882a2b2fca7777d01bbbe873da57e1c42609 /net | |
| parent | 2b551c6e7d5bca2c78c216b15ef675653d4f459a (diff) | |
| download | lwn-8abbbe8ff572fd84d1b98eb9acf30611a97cf72e.tar.gz lwn-8abbbe8ff572fd84d1b98eb9acf30611a97cf72e.zip | |
l2tp: take a reference for kernel sockets in l2tp_tunnel_sock_lookup
When looking up the tunnel socket in struct l2tp_tunnel, hold a reference
whether the socket was created by the kernel or by userspace.
Signed-off-by: Tom Parkin <tparkin@katalix.com>
Signed-off-by: James Chapman <jchapman@katalix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/l2tp/l2tp_core.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index 0dd50c079f29..45373fee38c5 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -191,6 +191,7 @@ struct sock *l2tp_tunnel_sock_lookup(struct l2tp_tunnel *tunnel) } else { /* Socket is owned by kernelspace */ sk = tunnel->sock; + sock_hold(sk); } out: @@ -209,6 +210,7 @@ void l2tp_tunnel_sock_put(struct sock *sk) } sock_put(sk); } + sock_put(sk); } EXPORT_SYMBOL_GPL(l2tp_tunnel_sock_put); |