diff --git a/sys/dev/ep/if_ep.c b/sys/dev/ep/if_ep.c
index a8605027d08..0505659216a 100644
--- a/sys/dev/ep/if_ep.c
+++ b/sys/dev/ep/if_ep.c
@@ -650,7 +650,8 @@ rescan:
 		         */
 			while ((status = CSR_READ_1(sc, EP_W1_TX_STATUS)) &
 			    TXS_COMPLETE) {
-				if (status & TXS_SUCCES_INTR_REQ);
+				if (status & TXS_SUCCES_INTR_REQ)
+					;	/* nothing */
 				else if (status &
 				    (TXS_UNDERRUN | TXS_JABBER |
 				    TXS_MAX_COLLISION)) {
diff --git a/sys/dev/sound/pci/es137x.c b/sys/dev/sound/pci/es137x.c
index 6153e88301b..627b3ac07fb 100644
--- a/sys/dev/sound/pci/es137x.c
+++ b/sys/dev/sound/pci/es137x.c
@@ -466,7 +466,8 @@ es_intr(void *p)
 	bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, es->sctrl);
 
 	if (intsrc & STAT_ADC) chn_intr(es->rch.channel);
-	if (intsrc & STAT_DAC1);
+	if (intsrc & STAT_DAC1)
+		;	/* nothing */
 	if (intsrc & STAT_DAC2)	chn_intr(es->pch.channel);
 }