diff --git a/[refs] b/[refs]
index 6de030e097a5..bde45b409251 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 41f2c6e89cf4d412e4b20803f5feb2b9b1560476
+refs/heads/master: fa4dc36482a5236c92c589cdbc0a42ff5c945b6b
diff --git a/trunk/drivers/usb/class/cdc-acm.h b/trunk/drivers/usb/class/cdc-acm.h
index 4a8e87ec6ce9..5eeb570b9a61 100644
--- a/trunk/drivers/usb/class/cdc-acm.h
+++ b/trunk/drivers/usb/class/cdc-acm.h
@@ -124,8 +124,8 @@ struct acm {
 	unsigned char clocal;				/* termios CLOCAL */
 	unsigned int ctrl_caps;				/* control capabilities from the class specific header */
 	unsigned int susp_count;			/* number of suspended interfaces */
-	int combined_interfaces:1;			/* control and data collapsed */
-	int is_int_ep:1;				/* interrupt endpoints contrary to spec used */
+	unsigned int combined_interfaces:1;		/* control and data collapsed */
+	unsigned int is_int_ep:1;			/* interrupt endpoints contrary to spec used */
 	u8 bInterval;
 	struct acm_wb *delayed_wb;			/* write queued for a device about to be woken */
 };