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@xxxxxxxxxxxxxxx> --- sound/soc/soc-topology.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 950c45008e24..0d182a190c98 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -2659,8 +2659,14 @@ int snd_soc_tplg_component_load(struct snd_soc_component *comp, struct soc_tplg tplg; int ret; - /* component needs to exist to keep and reference data while parsing */ - if (!comp) + /* + * check if we have sane parameters: + * comp - needs to exist to keep and reference data while parsing + * comp->dev - used for resource management and prints + * comp->card - used for setting card related parameters + * fw - we need it, as it is the very thing we parse + */ + if (!comp || !comp->dev || !comp->card || !fw) return -EINVAL; /* setup parsing context */ -- 2.25.1
