提交 8f70e515 编写于 作者: Q Qiao Zhou 提交者: Mark Brown

ASoC: soc-pcm: fix dpcm_path_get error handling

dpcm_path_get may return -ENOMEM when allocating memory for list
fails. We should not keep processing path or start up dpcm dai in
this case.
Signed-off-by: NQiao Zhou <zhouqiao@marvell.com>
Acked-by: NVinod Koul <vinod.koul@intel.com>
Signed-off-by: NMark Brown <broonie@kernel.org>
上级 7d1311b9
......@@ -101,7 +101,11 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
fe->dpcm[stream].runtime = fe_substream->runtime;
if (dpcm_path_get(fe, stream, &list) <= 0) {
ret = dpcm_path_get(fe, stream, &list);
if (ret < 0) {
mutex_unlock(&fe->card->mutex);
goto fe_err;
} else if (ret == 0) {
dev_dbg(fe->dev, "ASoC: %s no valid %s route\n",
fe->dai_link->name, stream ? "capture" : "playback");
}
......
......@@ -2352,7 +2352,11 @@ static int dpcm_fe_dai_open(struct snd_pcm_substream *fe_substream)
mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);
fe->dpcm[stream].runtime = fe_substream->runtime;
if (dpcm_path_get(fe, stream, &list) <= 0) {
ret = dpcm_path_get(fe, stream, &list);
if (ret < 0) {
mutex_unlock(&fe->card->mutex);
return ret;
} else if (ret == 0) {
dev_dbg(fe->dev, "ASoC: %s no valid %s route\n",
fe->dai_link->name, stream ? "capture" : "playback");
}
......
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