On 25-07-19, 18:39, Pierre-Louis Bossart wrote: > This should not happen in production systems but we should test for > all callback arguments before invoking the config_stream callback. so you are saying callback arg is mandatory, if so please document that assumption > Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> > --- > drivers/soundwire/intel.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c > index 68832e613b1e..497879dd9c0d 100644 > --- a/drivers/soundwire/intel.c > +++ b/drivers/soundwire/intel.c > @@ -509,7 +509,7 @@ static int intel_config_stream(struct sdw_intel *sdw, > struct snd_soc_dai *dai, > struct snd_pcm_hw_params *hw_params, int link_id) > { > - if (sdw->res->ops && sdw->res->ops->config_stream) > + if (sdw->res->ops && sdw->res->ops->config_stream && sdw->res->arg) > return sdw->res->ops->config_stream(sdw->res->arg, > substream, dai, hw_params, link_id); > > -- > 2.20.1 -- ~Vinod _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx https://mailman.alsa-project.org/mailman/listinfo/alsa-devel