Commit d9084840 authored by Kangjie Lu's avatar Kangjie Lu Committed by Greg Kroah-Hartman

ASoC: atom: fix a missing check of snd_pcm_lib_malloc_pages

commit 44fabd8cdaaa3acb80ad2bb3b5c61ae2136af661 upstream.

snd_pcm_lib_malloc_pages() may fail, so let's check its status and
return its error code upstream.
Signed-off-by: default avatarKangjie Lu <kjlu@umn.edu>
Acked-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 437f0e44
...@@ -398,7 +398,13 @@ static int sst_media_hw_params(struct snd_pcm_substream *substream, ...@@ -398,7 +398,13 @@ static int sst_media_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai) 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)); memset(substream->runtime->dma_area, 0, params_buffer_bytes(params));
return 0; return 0;
} }
......
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