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ASoC: amd: memory release for rtd structure

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rtd structure freed early may result in kernel panic in dma close
call back. moved releasing memory for rtd structure to the end of
dma close callback.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mukunda, Vijendar 2018-05-08 10:17:49 +05:30 committed by Mark Brown
parent 18e8a40dd3
commit cac6f59717
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GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 3 deletions
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4
sound/soc/amd/acp-pcm-dma.c
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@ -998,8 +998,6 @@ static int acp_dma_close(struct snd_pcm_substream *substream)
DRV_NAME);
struct audio_drv_data *adata = dev_get_drvdata(component->dev);
kfree(rtd);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
adata->play_i2ssp_stream = NULL;
/*
@ -1028,7 +1026,7 @@ static int acp_dma_close(struct snd_pcm_substream *substream)
*/
if (!adata->play_i2ssp_stream && !adata->capture_i2ssp_stream)
acp_reg_write(0, adata->acp_mmio, mmACP_EXTERNAL_INTR_ENB);
kfree(rtd);
return 0;
}