patch-2.4.12 linux/drivers/usb/serial/cyberjack.c

• Lines: 17
• Date: Wed Oct 10 23:42:47 2001
• Orig file: v2.4.11/linux/drivers/usb/serial/cyberjack.c
• Orig date: Tue Oct 9 17:06:52 2001

diff -u --recursive --new-file v2.4.11/linux/drivers/usb/serial/cyberjack.c linux/drivers/usb/serial/cyberjack.c
@@ -198,10 +198,12 @@
 	--port->open_count;
 
 	if (port->open_count <= 0) {
-		/* shutdown any bulk reads that might be going on */
-		usb_unlink_urb (port->write_urb);
-		usb_unlink_urb (port->read_urb);
-		usb_unlink_urb (port->interrupt_in_urb);
+		if (port->serial->dev) {
+			/* shutdown any bulk reads that might be going on */
+			usb_unlink_urb (port->write_urb);
+			usb_unlink_urb (port->read_urb);
+			usb_unlink_urb (port->interrupt_in_urb);
+		}
 
 		port->active = 0;
 		port->open_count = 0;