diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/vt_ioctl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c index 1d44f69..003dda1 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/char/vt_ioctl.c @@ -192,6 +192,9 @@ do_kdgkb_ioctl(int cmd, struct kbsentry __user *user_kdgkb, int perm) int i, j, k; int ret; + if (!capable(CAP_SYS_TTY_CONFIG)) + return -EPERM; + kbs = kmalloc(sizeof(*kbs), GFP_KERNEL); if (!kbs) { ret = -ENOMEM; |