diff options
Diffstat (limited to 'drivers/usb/serial/console.c')
| -rw-r--r-- | drivers/usb/serial/console.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index fdf89800ebc3..17940589c647 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * USB Serial Console driver * * Copyright (C) 2001 - 2002 Greg Kroah-Hartman (greg@kroah.com) * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * * Thanks to Randy Dunlap for the original version of this code. * */ @@ -186,6 +183,7 @@ static int usb_console_setup(struct console *co, char *options) tty_kref_put(tty); reset_open_count: port->port.count = 0; + info->port = NULL; usb_autopm_put_interface(serial->interface); error_get_interface: usb_serial_put(serial); @@ -265,7 +263,7 @@ static struct console usbcons = { void usb_serial_console_disconnect(struct usb_serial *serial) { - if (serial->port[0] == usbcons_info.port) { + if (serial->port[0] && serial->port[0] == usbcons_info.port) { usb_serial_console_exit(); usb_serial_put(serial); } |