diff --git a/sound/usb/mixer_us16x08.c b/sound/usb/mixer_us16x08.c
index b7b6f3834ed5..6eb7d93b358d 100644
--- a/sound/usb/mixer_us16x08.c
+++ b/sound/usb/mixer_us16x08.c
@@ -637,10 +637,10 @@ static int snd_get_meter_comp_index(struct snd_us16x08_meter_store *store)
 		}
 	} else {
 		/* skip channels with no compressor active */
-		while (!store->comp_store->val[
+		while (store->comp_index <= SND_US16X08_MAX_CHANNELS
+			&& !store->comp_store->val[
 			COMP_STORE_IDX(SND_US16X08_ID_COMP_SWITCH)]
-			[store->comp_index - 1]
-			&& store->comp_index <= SND_US16X08_MAX_CHANNELS) {
+			[store->comp_index - 1]) {
 			store->comp_index++;
 		}
 		ret = store->comp_index++;