ALSA: isa: delete repeated words in comments

Drop duplicated words in sound/isa/.
{be, bit}

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20200806021916.32369-1-rdunlap@infradead.org
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index b417a75..5f8d7e8 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -955,7 +955,7 @@ static int snd_es18xx_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_ele
 	case 0x1887:
 	case 0x1888:
 		return snd_ctl_enum_info(uinfo, 1, 5, texts5Source);
-	case 0x1869: /* DS somewhat contradictory for 1869: could be be 5 or 8 */
+	case 0x1869: /* DS somewhat contradictory for 1869: could be 5 or 8 */
 	case 0x1879:
 		return snd_ctl_enum_info(uinfo, 1, 8, texts8Source);
 	default: