diff options
Diffstat (limited to 'drivers/input/evdev.c')
| -rw-r--r-- | drivers/input/evdev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 60b696e9336b..3738d173f9a6 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -322,7 +322,7 @@ static long evdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) if (t < 0 || t >= dev->keycodemax || !dev->keycodesize) return -EINVAL; if (get_user(v, ip + 1)) return -EFAULT; if (v < 0 || v > KEY_MAX) return -EINVAL; - if (v >> (dev->keycodesize * 8)) return -EINVAL; + if (dev->keycodesize < sizeof(v) && (v >> (dev->keycodesize * 8))) return -EINVAL; u = SET_INPUT_KEYCODE(dev, t, v); clear_bit(u, dev->keybit); set_bit(v, dev->keybit); |