[ALSA] create driver symlink in snd-aoa /sys/bus/aoa-soundbus/devices/*/

create sysfs driver symlink for snd-aoa in /sys/bus/aoa-soundbus/devices/*/
Acked-by: Johannes Berg <johannes@sipsolutions.net>

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/aoa/fabrics/snd-aoa-fabric-layout.c b/sound/aoa/fabrics/snd-aoa-fabric-layout.c
index 4b8e32d..4098096 100644
--- a/sound/aoa/fabrics/snd-aoa-fabric-layout.c
+++ b/sound/aoa/fabrics/snd-aoa-fabric-layout.c
@@ -1107,6 +1107,9 @@
 	.suspend = aoa_fabric_layout_suspend,
 	.resume = aoa_fabric_layout_resume,
 #endif
+	.driver = {
+		.owner = THIS_MODULE,
+	}
 };
 
 static int __init aoa_fabric_layout_init(void)