ASoC: pxa: Add .owner to struct snd_soc_card

Missed .owner of struct snd_soc_card will prevent the module from being
removed from underneath its users.

Reported-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/pxa/zylonite.c

@@ -249,6 +249,7 @@ static int zylonite_resume_pre(struct snd_soc_card *card)
 
 static struct snd_soc_card zylonite = {
 	.name = "Zylonite",
+	.owner = THIS_MODULE,
 	.probe = &zylonite_probe,
 	.remove = &zylonite_remove,
 	.suspend_post = &zylonite_suspend_post,