diff options
Diffstat (limited to 'sound/usb/fcp.c')
| -rw-r--r-- | sound/usb/fcp.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/sound/usb/fcp.c b/sound/usb/fcp.c index 5ee8d8b66058..11e9a96b46ff 100644 --- a/sound/usb/fcp.c +++ b/sound/usb/fcp.c @@ -641,12 +641,9 @@ static int fcp_ioctl_set_meter_map(struct usb_mixer_interface *mixer, return -EINVAL; /* Allocate and copy the map data */ - tmp_map = kmalloc_array(map.map_size, sizeof(s16), GFP_KERNEL); - if (!tmp_map) - return -ENOMEM; - - if (copy_from_user(tmp_map, arg->map, map.map_size * sizeof(s16))) - return -EFAULT; + tmp_map = memdup_array_user(arg->map, map.map_size, sizeof(s16)); + if (IS_ERR(tmp_map)) + return PTR_ERR(tmp_map); err = validate_meter_map(tmp_map, map.map_size, map.meter_slots); if (err < 0) |