diff --git a/[refs] b/[refs]
index 20cde8d16f16..c6bb900a258a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4edb966b375dfbabfc96b580a164c5ae90584aa0
+refs/heads/master: b89cbb81aec2015b4020221564ced1569e1a8900
diff --git a/trunk/drivers/usb/serial/ipaq.c b/trunk/drivers/usb/serial/ipaq.c
index 5e15dec9f315..d9fb3768a2d7 100644
--- a/trunk/drivers/usb/serial/ipaq.c
+++ b/trunk/drivers/usb/serial/ipaq.c
@@ -570,6 +570,11 @@ static struct usb_serial_driver ipaq_device = {
 	.description =		"PocketPC PDA",
 	.usb_driver = 		&ipaq_driver,
 	.id_table =		ipaq_id_table,
+	/*
+	 * some devices have an extra endpoint, which
+	 * must be ignored as it would make the core
+	 * create a second port which oopses when used
+	 */
 	.num_ports =		1,
 	.open =			ipaq_open,
 	.close =		ipaq_close,