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authorGreg Kroah-Hartman2017-10-16 10:33:54 +0200
committerGreg Kroah-Hartman2017-10-16 10:33:54 +0200
commite4ed2b5370a2df2b1feeb970904d2f7761c241c9 (patch)
tree852b17dcc8ed1ca8f35771e8f06d660bdfc51804 /drivers/usb/serial/console.c
parentMerge 4.14-rc4 into usb-next (diff)
parentLinux 4.14-rc5 (diff)
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Merge 4.14-rc5 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/console.c')
-rw-r--r--drivers/usb/serial/console.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index fdf89800ebc3..43a862a90a77 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -186,6 +186,7 @@ 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 +266,7 @@ 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);
}