diff options
Diffstat (limited to 'net/l2tp/l2tp_ppp.c')
| -rw-r--r-- | net/l2tp/l2tp_ppp.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c index 04d9946dcdba..1d0e5904dedf 100644 --- a/net/l2tp/l2tp_ppp.c +++ b/net/l2tp/l2tp_ppp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /***************************************************************************** * Linux PPP over L2TP (PPPoX/PPPoL2TP) Sockets * @@ -11,11 +12,6 @@ * Based on original work by Martijn van Oosterhout <kleptog@svana.org> * * License: - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * */ /* This driver handles only L2TP data frames; control frames are handled by a @@ -1070,7 +1066,6 @@ static int pppol2tp_ioctl(struct socket *sock, unsigned int cmd, { struct pppol2tp_ioc_stats stats; struct l2tp_session *session; - int val; switch (cmd) { case PPPIOCGMRU: @@ -1097,7 +1092,7 @@ static int pppol2tp_ioctl(struct socket *sock, unsigned int cmd, if (!session->session_id && !session->peer_session_id) return -ENOSYS; - if (get_user(val, (int __user *)arg)) + if (!access_ok((int __user *)arg, sizeof(int))) return -EFAULT; break; |
