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

[Mark Brown]

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.
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