ASoC: mxs: Add .owner to struct snd_soc_card

Add missing .owner of struct snd_soc_card. This prevents the module from being
removed from underneath its users.

Signed-off-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>
diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c
index 259278f..60f052b 100644
--- a/sound/soc/mxs/mxs-sgtl5000.c
+++ b/sound/soc/mxs/mxs-sgtl5000.c
@@ -105,6 +105,7 @@
 
 static struct snd_soc_card mxs_sgtl5000 = {
 	.name		= "mxs_sgtl5000",
+	.owner		= THIS_MODULE,
 	.dai_link	= mxs_sgtl5000_dai,
 	.num_links	= ARRAY_SIZE(mxs_sgtl5000_dai),
 };