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Diffstat (limited to 'drivers/usb/serial/metro-usb.c')
| -rw-r--r-- | drivers/usb/serial/metro-usb.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c index d47eb06..7ae9af6 100644 --- a/drivers/usb/serial/metro-usb.c +++ b/drivers/usb/serial/metro-usb.c @@ -130,20 +130,14 @@ static void metrousb_read_int_callback(struct urb *urb) /* Set the data read from the usb port into the serial port buffer. */ tty = tty_port_tty_get(&port->port); - if (!tty) { - dev_err(&port->dev, "%s - bad tty pointer - exiting\n", - __func__); - return; - } - if (tty && urb->actual_length) { /* Loop through the data copying each byte to the tty layer. */ tty_insert_flip_string(tty, data, urb->actual_length); /* Force the data to the tty layer. */ tty_flip_buffer_push(tty); + tty_kref_put(tty); } - tty_kref_put(tty); /* Set any port variables. */ spin_lock_irqsave(&metro_priv->lock, flags); |