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: 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 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -398,7 +398,13 @@ static int sst_media_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai)
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{
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snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
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int ret;
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ret =
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snd_pcm_lib_malloc_pages(substream,
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params_buffer_bytes(params));
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if (ret)
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return ret;
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memset(substream->runtime->dma_area, 0, params_buffer_bytes(params));
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return 0;
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}
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