diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 600a670b4feb..e4f177da164d 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -424,6 +424,7 @@ static ssize_t cxacru_sysfs_store_adsl_state(struct device *dev,
 		case CXPOLL_STOPPING:
 			/* abort stop request */
 			instance->poll_state = CXPOLL_POLLING;
+			/* fall through */
 		case CXPOLL_POLLING:
 		case CXPOLL_SHUTDOWN:
 			/* don't start polling */
@@ -795,6 +796,7 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance,
 	case CXPOLL_STOPPING:
 		/* abort stop request */
 		instance->poll_state = CXPOLL_POLLING;
+		/* fall through */
 	case CXPOLL_POLLING:
 	case CXPOLL_SHUTDOWN:
 		/* don't start polling */