diff --git a/sound/xen/xen_snd_front.c b/sound/xen/xen_snd_front.c
index e21d0bfafeaeecd88ab8c9a0fb920005588dff07..228d82031297319f7ca4224fc531d72459852810 100644
--- a/sound/xen/xen_snd_front.c
+++ b/sound/xen/xen_snd_front.c
@@ -246,11 +246,8 @@ static void sndback_changed(struct xenbus_device *xb_dev,
 
 	switch (backend_state) {
 	case XenbusStateReconfiguring:
-		/* fall through */
 	case XenbusStateReconfigured:
-		/* fall through */
 	case XenbusStateInitialised:
-		/* fall through */
 		break;
 
 	case XenbusStateInitialising:
@@ -289,7 +286,6 @@ static void sndback_changed(struct xenbus_device *xb_dev,
 		break;
 
 	case XenbusStateUnknown:
-		/* fall through */
 	case XenbusStateClosed:
 		if (xb_dev->state == XenbusStateClosed)
 			break;
diff --git a/sound/xen/xen_snd_front_evtchnl.c b/sound/xen/xen_snd_front_evtchnl.c
index 102d6e096cc845cf7ab5a2cd4ef5488eb07a120f..29e0f0ea67ebdd262fae7eac290b03ed1ffe01df 100644
--- a/sound/xen/xen_snd_front_evtchnl.c
+++ b/sound/xen/xen_snd_front_evtchnl.c
@@ -46,13 +46,9 @@ static irqreturn_t evtchnl_interrupt_req(int irq, void *dev_id)
 			continue;
 		switch (resp->operation) {
 		case XENSND_OP_OPEN:
-			/* fall through */
 		case XENSND_OP_CLOSE:
-			/* fall through */
 		case XENSND_OP_READ:
-			/* fall through */
 		case XENSND_OP_WRITE:
-			/* fall through */
 		case XENSND_OP_TRIGGER:
 			channel->u.req.resp_status = resp->status;
 			complete(&channel->u.req.completion);