misannotation in pppol2tp

Address of auto variable is not a userland pointer.  A good thing, too,
since if pppol2tp_tunnel_getsockopt() would _really_ get a userland pointer
as argument, it would be an instant roothole...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/net/pppol2tp.c

@@ -2054,7 +2054,7 @@ end:
  */
 static int pppol2tp_tunnel_getsockopt(struct sock *sk,
 				      struct pppol2tp_tunnel *tunnel,
-				      int optname, int __user *val)
+				      int optname, int *val)
 {
 	int err = 0;
 
@@ -2077,7 +2077,7 @@ static int pppol2tp_tunnel_getsockopt(struct sock *sk,
  */
 static int pppol2tp_session_getsockopt(struct sock *sk,
 				       struct pppol2tp_session *session,
-				       int optname, int __user *val)
+				       int optname, int *val)
 {
 	int err = 0;