releases/3.16.3/asoc-pcm-fix-dpcm_path_put-in-dpcm-runtime-update.patch

   1 From 7ed9de76ff342cbd717a9cf897044b99272cb8f8 Mon Sep 17 00:00:00 2001
   2 From: Qiao Zhou <zhouqiao@marvell.com>
   3 Date: Wed, 4 Jun 2014 19:42:06 +0800
   4 Subject: ASoC: pcm: fix dpcm_path_put in dpcm runtime update
   5
   6 From: Qiao Zhou <zhouqiao@marvell.com>
   7
   8 commit 7ed9de76ff342cbd717a9cf897044b99272cb8f8 upstream.
   9
  10 we need to release dapm widget list after dpcm_path_get in
  11 soc_dpcm_runtime_update. otherwise, there will be potential memory
  12 leak. add dpcm_path_put to fix it.
  13
  14 Signed-off-by: Qiao Zhou <zhouqiao@marvell.com>
  15 Signed-off-by: Mark Brown <broonie@linaro.org>
  16 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  17
  18 ---
  19  sound/soc/soc-pcm.c |    1 +
  20  1 file changed, 1 insertion(+)
  21
  22 --- a/sound/soc/soc-pcm.c
  23 +++ b/sound/soc/soc-pcm.c
  24 @@ -2069,6 +2069,7 @@ int soc_dpcm_runtime_update(struct snd_s
  25                         dpcm_be_disconnect(fe, SNDRV_PCM_STREAM_PLAYBACK);
  26                 }
  27
  28 +               dpcm_path_put(&list);
  29  capture:
  30                 /* skip if FE doesn't have capture capability */
  31                 if (!fe->cpu_dai->driver->capture.channels_min)