diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index a4a0bfe..4d5275e 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -373,6 +373,8 @@
 
 	dbg("%s", __FUNCTION__);
 
+	port->write_urb_busy = 0;
+
 	if (urb->status)
 		dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status);