ASoC: core: indicate unregister debug message once

Current snd_soc_unregister_card() indicates unregistered debug
message when it was called. But, it should be called only when
it was really unregistered.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-core.c

@@ -2396,8 +2396,8 @@ int snd_soc_unregister_card(struct snd_soc_card *card)
 		card->instantiated = false;
 		snd_soc_dapm_shutdown(card);
 		soc_cleanup_card_resources(card);
+		dev_dbg(card->dev, "ASoC: Unregistered card '%s'\n", card->name);
 	}
-	dev_dbg(card->dev, "ASoC: Unregistered card '%s'\n", card->name);
 
 	return 0;
 }