diff options
Diffstat (limited to 'drivers/usb/serial/ftdi_sio.c')
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 3fd7875200b9..9228e56a91c0 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1496,27 +1496,16 @@ static int set_serial_info(struct tty_struct *tty, mutex_lock(&priv->cfg_lock); old_priv = *priv; - /* Do error checking and permission checking */ - if (!capable(CAP_SYS_ADMIN)) { if ((ss->flags ^ priv->flags) & ~ASYNC_USR_MASK) { mutex_unlock(&priv->cfg_lock); return -EPERM; } - priv->flags = ((priv->flags & ~ASYNC_USR_MASK) | - (ss->flags & ASYNC_USR_MASK)); - priv->custom_divisor = ss->custom_divisor; - goto check_and_exit; } - - /* Make the changes - these are privileged changes! */ - - priv->flags = ((priv->flags & ~ASYNC_FLAGS) | - (ss->flags & ASYNC_FLAGS)); + priv->flags = ss->flags & ASYNC_FLAGS; priv->custom_divisor = ss->custom_divisor; -check_and_exit: write_latency_timer(port); if ((priv->flags ^ old_priv.flags) & ASYNC_SPD_MASK || |