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-rw-r--r--net/l2tp/l2tp_ppp.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index 164fa9dcd97..c3ae2411650 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -756,7 +756,8 @@ static int pppol2tp_connect(struct socket *sock, struct sockaddr *uservaddr,
/* If PMTU discovery was enabled, use the MTU that was discovered */
dst = sk_dst_get(tunnel->sock);
if (dst != NULL) {
- u32 pmtu = dst_mtu(__sk_dst_get(tunnel->sock));
+ u32 pmtu = dst_mtu(dst);
+
if (pmtu != 0)
session->mtu = session->mru = pmtu -
PPPOL2TP_HEADER_OVERHEAD;