diff options
| author | Kangjie Lu <kjlu@umn.edu> | 2018-12-25 20:29:48 -0600 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-01-07 18:10:03 +0000 |
| commit | 44fabd8cdaaa3acb80ad2bb3b5c61ae2136af661 (patch) | |
| tree | ab8a92f2eae984fef31ba26a88612ddcd1f9bd24 | |
| parent | 667e9334fa64da2273e36ce131b05ac9e47c5769 (diff) | |
| download | lwn-44fabd8cdaaa3acb80ad2bb3b5c61ae2136af661.tar.gz lwn-44fabd8cdaaa3acb80ad2bb3b5c61ae2136af661.zip | |
ASoC: atom: fix a missing check of snd_pcm_lib_malloc_pages
snd_pcm_lib_malloc_pages() may fail, so let's check its status and
return its error code upstream.
Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
| -rw-r--r-- | sound/soc/intel/atom/sst-mfld-platform-pcm.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sound/soc/intel/atom/sst-mfld-platform-pcm.c b/sound/soc/intel/atom/sst-mfld-platform-pcm.c index afc559866095..91a2436ce952 100644 --- a/sound/soc/intel/atom/sst-mfld-platform-pcm.c +++ b/sound/soc/intel/atom/sst-mfld-platform-pcm.c @@ -399,7 +399,13 @@ static int sst_media_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); + int ret; + + ret = + snd_pcm_lib_malloc_pages(substream, + params_buffer_bytes(params)); + if (ret) + return ret; memset(substream->runtime->dma_area, 0, params_buffer_bytes(params)); return 0; } |