diff --git a/[refs] b/[refs]
index 45f4d802f214..0d3b82ae2c61 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3b498a66a698c581535c0fcf1a8907f3fe9449cc
+refs/heads/master: c89c60e9d6b306fb6963030abb3bd07cc3de66b2
diff --git a/trunk/drivers/usb/class/cdc-acm.c b/trunk/drivers/usb/class/cdc-acm.c
index f2bfae7b3984..97ba4a985edc 100644
--- a/trunk/drivers/usb/class/cdc-acm.c
+++ b/trunk/drivers/usb/class/cdc-acm.c
@@ -1376,6 +1376,9 @@ static struct usb_device_id acm_ids[] = {
 	{ USB_DEVICE(0x0572, 0x1321), /* Conexant USB MODEM CX93010 */
 	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
 	},
+	{ USB_DEVICE(0x0572, 0x1324), /* Conexant USB MODEM RD02-D400 */
+	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
+	},
 
 	/* control interfaces with various AT-command sets */
 	{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,