3.8.13.4 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Guillaume Nault <redacted>

[ Upstream commit a6f79d0f26704214b5b702bbac525cb72997f984 ]

PPPoL2TP sockets should comply with the standard send*() return values
(i.e. return number of bytes sent instead of 0 upon success).

Signed-off-by: Guillaume Nault <redacted>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Kamal Mostafa <redacted>
---
 net/l2tp/l2tp_ppp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index 88ba2e4..8b875c29 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c

@@ -357,7 +357,7 @@ static int pppol2tp_sendmsg(struct kiocb *iocb, struct socket *sock, struct msgh
 	sock_put(ps->tunnel_sock);
 	sock_put(sk);
 
-	return error;
+	return total_len;
 
 error_put_sess_tun:
 	sock_put(ps->tunnel_sock);

-- 
1.8.1.2