ASoC: topology: Ensure that needed parameters are set
As snd_soc_tplg_component_load is exported function, which means it is part of API, there should be checks if it is called with proper parameters. Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com> Link: https://lore.kernel.org/r/20210114163602.911205-2-amadeuszx.slawinski@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -2659,8 +2659,14 @@ int snd_soc_tplg_component_load(struct snd_soc_component *comp,
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struct soc_tplg tplg;
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int ret;
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/* component needs to exist to keep and reference data while parsing */
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if (!comp)
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/*
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* check if we have sane parameters:
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* comp - needs to exist to keep and reference data while parsing
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* comp->dev - used for resource management and prints
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* comp->card - used for setting card related parameters
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* fw - we need it, as it is the very thing we parse
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*/
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if (!comp || !comp->dev || !comp->card || !fw)
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return -EINVAL;
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/* setup parsing context */
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