Re: [PATCH] gpio: fix constconst in devres

[Rojhalat Ibrahim <imr@rtschenk.de>]

On Wednesday 11 March 2015 12:24:38 Linus Walleij wrote:
> Commit 1feb57a245a4910b03202a814ffc51a900bd4aca
> "gpio: add parameter to allow the use named gpios"
> includes a double-conted array. Fix this.
> 
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Cc: Olliver Schinagl <oliver@schinagl.nl>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> ---
>  drivers/gpio/devres.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpio/devres.c b/drivers/gpio/devres.c
> index ec24da2418b3..0bd060bf7151 100644
> --- a/drivers/gpio/devres.c
> +++ b/drivers/gpio/devres.c
> @@ -135,7 +135,7 @@ struct gpio_desc *devm_get_gpiod_from_child(struct device *dev,
>  					    const char *con_id,
>  					    struct fwnode_handle *child)
>  {
> -	static const char const *suffixes[] = { "gpios", "gpio" };
> +	static const char *suffixes[] = { "gpios", "gpio" };
>  	char prop_name[32]; /* 32 is max size of property name */
>  	struct gpio_desc **dr;
>  	struct gpio_desc *desc;
> 

Shouldn't it be const char * const suffixes[], as in a const pointer to const data?

Wouldn't it be better to add an #include "gpiolib.h" to devres.c and use
the gpio_suffixes array defined in gliolib.h?