Re: [patch 2/6] [RFC] Add MMC Password Protection (lock/unlock) supportV5

[Pierre Ossman]

Carlos Aguiar wrote:
> +int mmc_key_instantiate(struct key *key, const void *data, size_t datalen)
>   

static

> +int mmc_key_match(const struct key *key, const void *description)
>   

static

> +void mmc_key_destroy(struct key *key)
>   

static

> @@ -335,6 +403,15 @@ static int __init mmc_init(void)
>  		ret = class_register(&mmc_host_class);
>  		if (ret)
>  			bus_unregister(&mmc_bus_type);
> +#ifdef	CONFIG_MMC_PASSWORDS
> +		else {
> +			ret = register_key_type(&mmc_key_type);
> +			if (ret) {
> +				class_unregister(&mmc_host_class);
> +				bus_unregister(&mmc_bus_type);
> +			}
> +		}
> +#endif
>  	}
>  	return ret;
>  }
>   

We're starting to get a bit of code duplication here. Perhaps an error
handling section at the end of the function would be better.

Rgds

-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org

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