[ALSA] Deprecate snd_card_free_in_thread()

Deprecated snd_card_free_in_thread(), replaced with
snd_card_free_when_closed().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c
index 17cc105..2de181a 100644
--- a/sound/drivers/mpu401/mpu401.c
+++ b/sound/drivers/mpu401/mpu401.c
@@ -211,7 +211,7 @@
 	struct snd_card *card = (struct snd_card *) pnp_get_drvdata(dev);
 
 	snd_card_disconnect(card);
-	snd_card_free_in_thread(card);
+	snd_card_free_when_closed(card);
 }
 
 static struct pnp_driver snd_mpu401_pnp_driver = {