[ALSA] hda-intel - Add flush_scheduled_work() in snd_hda_codec_free()

Added flush_scheduled_work() in snd_hda_codec_free() to make sure that
the all work is gone.  Also, optimized the condition to schedule the
delayed work in snd_hda_power_down().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 0e923f3f0a80..0b9029436bb4 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -525,6 +525,7 @@ static void snd_hda_codec_free(struct hda_codec *codec)
                 return;
 #ifdef CONFIG_SND_HDA_POWER_SAVE
         cancel_delayed_work(&codec->power_work);
+        flush_scheduled_work();
 #endif
         list_del(&codec->list);
         codec->bus->caddr_tbl[codec->addr] = NULL;
@@ -2223,7 +2224,7 @@ void snd_hda_power_up(struct hda_codec *codec)
 void snd_hda_power_down(struct hda_codec *codec)
 {
         --codec->power_count;
-        if (!codec->power_on)
+        if (!codec->power_on || codec->power_count)
                 return;
         if (power_save)
                 schedule_delayed_work(&codec->power_work,