1 files changed, 3 insertions, 0 deletions

diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index bc6e8bfc5be4..f50452b919d5 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -988,6 +988,9 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
                  session->name, cmd, arg);
 
         sk = ps->sock;
+        if (!sk)
+                return -EBADR;
+
         sock_hold(sk);
 
         switch (cmd) {