diff --git a/sound/isa/es1688/es1688.c b/sound/isa/es1688/es1688.c
index a826c138e7f5..3dfe7e592c25 100644
--- a/sound/isa/es1688/es1688.c
+++ b/sound/isa/es1688/es1688.c
@@ -260,7 +260,6 @@ static int snd_es968_pnp_detect(struct pnp_card_link *pcard,
 	struct snd_card *card;
 	static unsigned int dev;
 	int error;
-	struct snd_es1688 *chip;
 
 	if (snd_es968_pnp_is_probed)
 		return -EBUSY;
@@ -276,7 +275,6 @@ static int snd_es968_pnp_detect(struct pnp_card_link *pcard,
 			     sizeof(struct snd_es1688), &card);
 	if (error < 0)
 		return error;
-	chip = card->private_data;
 
 	error = snd_card_es968_pnp(card, dev, pcard, pid);
 	if (error < 0) {