While unregistering the hdmi-codec, the hdmi device list must be
cleaned up. It avoids kernel page fault when registering again the
hdmi-codec.
Cc: Liam Girdwood <lgirdwood@xxxxxxxxx>
Cc: Mark Brown <broonie@xxxxxxxxxx>
Cc: Jaroslav Kysela <perex@xxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxxx>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Cc: Jyri Sarha <jsarha@xxxxxx>
Cc: Arnaud Pouliquen <arnaud.pouliquen@xxxxxx>
Cc: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
Signed-off-by: Vincent Abriou <vincent.abriou@xxxxxx>
---
sound/soc/codecs/hdmi-codec.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/sound/soc/codecs/hdmi-codec.c b/sound/soc/codecs/hdmi-codec.c
index 90b5948..1ca405e 100644
--- a/sound/soc/codecs/hdmi-codec.c
+++ b/sound/soc/codecs/hdmi-codec.c
@@ -479,6 +479,18 @@ static int hdmi_codec_probe(struct platform_device *pdev)
static int hdmi_codec_remove(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
+ struct list_head *pos;
+
+ list_for_each(pos, &hdmi_device_list) {
+ struct hdmi_device *tmp = pos_to_hdmi_device(pos);
+
+ if (tmp->dev == dev->parent) {
+ list_del(pos);
+ break;
+ }
+ }
+
snd_soc_unregister_codec(&pdev->dev);
return 0;
}
--
2.7.4
_______________________________________________
Alsa-devel mailing list
Alsa-devel@xxxxxxxxxxxxxxxx
http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
