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Message-ID: <20141128160320.GY7712@sirena.org.uk>
Date:	Fri, 28 Nov 2014 16:03:20 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Peter Rosin <peda@...ator.liu.se>
Cc:	alsa-devel@...a-project.org, Liam Girdwood <lgirdwood@...il.com>,
	linux-kernel@...r.kernel.org, Peter Rosin <peda@...ntia.se>
Subject: Re: [PATCH] ASoC: Augment existing card DAPM routes in
 snd_soc_of_parse_audio_routing

On Thu, Nov 27, 2014 at 10:02:42PM +0100, Peter Rosin wrote:

> -	routes = devm_kzalloc(card->dev, num_routes * sizeof(*routes),
> +	old_routes = card->num_dapm_routes;
> +	routes = devm_kzalloc(card->dev,
> +			      (old_routes + num_routes) * sizeof(*routes),
>  			      GFP_KERNEL);
>  	if (!routes) {
>  		dev_err(card->dev,
> @@ -4611,9 +4613,11 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
>  		return -EINVAL;
>  	}
>  
> +	memcpy(routes, card->dapm_routes, old_routes * sizeof(*routes));
> +

Aren't we open coding krealloc() here?

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