diff --git a/sound/usb/6fire/chip.c b/sound/usb/6fire/chip.c
index c7641cb506164cf268a9a2e2657f777875af2d3c..17d5e3ee6d738013434f0a16e2ec02b42d54623a 100644
--- a/sound/usb/6fire/chip.c
+++ b/sound/usb/6fire/chip.c
@@ -174,11 +174,9 @@ static int usb6fire_chip_probe(struct usb_interface *intf,
 static void usb6fire_chip_disconnect(struct usb_interface *intf)
 {
 	struct sfire_chip *chip;
-	struct snd_card *card;
 
 	chip = usb_get_intfdata(intf);
 	if (chip) { /* if !chip, fw upload has been performed */
-		card = chip->card;
 		chip->intf_count--;
 		if (!chip->intf_count) {
 			mutex_lock(&register_mutex);