diff options
Diffstat (limited to 'net/socket.c')
| -rw-r--r-- | net/socket.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/socket.c b/net/socket.c index 3c10504e46d9..83e7ac902f5e 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1124,6 +1124,9 @@ static long sock_do_ioctl(struct net *net, struct socket *sock, if (err != -ENOIOCTLCMD) return err; + if (!is_socket_ioctl_cmd(cmd)) + return -ENOTTY; + if (get_user_ifreq(&ifr, &data, argp)) return -EFAULT; err = dev_ioctl(net, cmd, &ifr, data, &need_copyout); @@ -3218,6 +3221,8 @@ static int compat_ifr_data_ioctl(struct net *net, unsigned int cmd, struct ifreq ifreq; void __user *data; + if (!is_socket_ioctl_cmd(cmd)) + return -ENOTTY; if (get_user_ifreq(&ifreq, &data, u_ifreq32)) return -EFAULT; ifreq.ifr_data = data; |