diff options
Diffstat (limited to 'drivers/usb/serial')
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 9fe3a2e965ad..b8bc9d0cb127 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -2098,6 +2098,8 @@ static int ftdi_chars_in_buffer(struct tty_struct *tty) int ret; chars = usb_serial_generic_chars_in_buffer(tty); + if (chars) + return chars; /* Check hardware buffer */ switch (priv->chip_type) { |