diff options
| -rw-r--r-- | drivers/usb/serial/sierra.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 3ed84591cc0..dd790e36501 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -999,6 +999,7 @@ static void sierra_release(struct usb_serial *serial) portdata = usb_get_serial_port_data(port); if (!portdata) continue; + usb_set_serial_port_data(port, NULL); kfree(portdata); } kfree(serial->private); @@ -1015,6 +1016,8 @@ static void stop_read_write_urbs(struct usb_serial *serial) for (i = 0; i < serial->num_ports; ++i) { port = serial->port[i]; portdata = usb_get_serial_port_data(port); + if (!portdata) + continue; sierra_stop_rx_urbs(port); usb_kill_anchored_urbs(&portdata->active); } @@ -1057,6 +1060,9 @@ static int sierra_resume(struct usb_serial *serial) port = serial->port[i]; portdata = usb_get_serial_port_data(port); + if (!portdata) + continue; + while ((urb = usb_get_from_anchor(&portdata->delayed))) { usb_anchor_urb(urb, &portdata->active); intfdata->in_flight++; |