3.16.66-rc1 review patch. If anyone has any objections, please let me know.
------------------ From: Kangjie Lu <[email protected]> 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 <[email protected]> Acked-by: Pierre-Louis Bossart <[email protected]> Signed-off-by: Mark Brown <[email protected]> [bwh: Backported to 3.16: adjust filename] Signed-off-by: Ben Hutchings <[email protected]> --- sound/soc/intel/sst-mfld-platform-pcm.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) --- a/sound/soc/intel/sst-mfld-platform-pcm.c +++ b/sound/soc/intel/sst-mfld-platform-pcm.c @@ -383,7 +383,13 @@ static snd_pcm_uframes_t sst_platform_pc static int sst_platform_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { - 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;
