ASoC: dmaengine: do not use a NULL prepare_slave_config() callback

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Even if struct snd_dmaengine_pcm_config is used, prepare_slave_config()
callback might not be set. Check if this callback is set before using it.

Fixes: fa654e0853 ("ASoC: dmaengine-pcm: Provide default config")
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Link: https://lore.kernel.org/r/20220307122202.2251639-2-codrin.ciubotariu@microchip.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Codrin Ciubotariu 2022-03-07 14:21:57 +02:00 • committed by Mark Brown

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commit 9a1e13440a

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sound/soc/soc-generic-dmaengine-pcm.c

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