Re: [alsa-devel] [patch 1/4] ASoC: dapm: fix error path in snd_soc_dapm_new_pcm

On Sat, Aug 26, 2017 at 01:29:25AM -0700, anish kumar wrote:

Before freeing the memory, check if it was allcoated.

-outfree_w_param: for (count = 0 ; count < num_params; count++)

• devm_kfree(card->dev, (void *)w_param_text[count]);
  

•        if (w_param_text[count])
  

•        devm_kfree(card->dev, (void *)w_param_text[count]);
  

There's no need to do this, devm_kfree() will handle null pointers fine.