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ASoC: soc-generic-dmaengine-pcm: Fix error handling 

When dmaengine_pcm_request_chan_of() fails it should release
the previously acquired resources, which in this case is to
call kfree(pcm), so jump to the correct point in the error
path.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Fabio Estevam 2018-02-22 16:02:21 -03:00 committed by Mark Brown
parent 4e36301012
commit f91b1e73cc
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GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 1 deletions
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3
sound/soc/soc-generic-dmaengine-pcm.c
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@ -450,7 +450,7 @@ int snd_dmaengine_pcm_register(struct device *dev,
ret = dmaengine_pcm_request_chan_of(pcm, dev, config);
if (ret)
goto err_free_dma;
goto err_free_pcm;
ret = snd_soc_add_component(dev, &pcm->component,
&dmaengine_pcm_component, NULL, 0);
@ -461,6 +461,7 @@ int snd_dmaengine_pcm_register(struct device *dev,
err_free_dma:
dmaengine_pcm_release_chan(pcm);
err_free_pcm:
kfree(pcm);
return ret;
}