ASoC: pcm: Sync delayed work before releasing resources

[sfrench/cifs-2.6.git] / sound / soc / soc-pcm.c

diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 94b88b897c3bb1acd0d8b18922a8286f5cadd081..c0f0b09cb433543e32bb38b7d1a17552a2f49381 100644 (file)
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2632,6 +2632,17 @@ static int dpcm_fe_dai_close(struct snd_pcm_substream *fe_substream)
        return ret;
 }
 
+static void soc_pcm_private_free(struct snd_pcm *pcm)
+{
+       struct snd_soc_pcm_runtime *rtd = pcm->private_data;
+       struct snd_soc_platform *platform = rtd->platform;
+
+       /* need to sync the delayed work before releasing resources */
+       flush_delayed_work(&rtd->delayed_work);
+       if (platform->driver->pcm_free)
+               platform->driver->pcm_free(pcm);
+}
+
 /* create a new pcm */
 int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
 {
@@ -2757,7 +2768,7 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
                }
        }
 
-       pcm->private_free = platform->driver->pcm_free;
+       pcm->private_free = soc_pcm_private_free;
 out:
        dev_info(rtd->card->dev, "%s <-> %s mapping ok\n",
                 (rtd->num_codecs > 1) ? "multicodec" : rtd->codec_dai->name,