[U-Boot] [PATCH] common: env_mmc: Use __weak annotation to simplify code

[Marek Vasut <marex@denx.de>]

Dear Fabio Estevam,

> Using the __weak annotation can make the code cleaner.
> 
> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

Just a quickie -- have you checked that noone is using the "default" versions of 
all these functions you annotate with __weak?

Other than that:

Acked-by: Marek Vasut <marex@denx.de>

> ---
>  common/env_mmc.c |    4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/common/env_mmc.c b/common/env_mmc.c
> index ce21671..02bd5ae 100644
> --- a/common/env_mmc.c
> +++ b/common/env_mmc.c
> @@ -46,13 +46,11 @@ DECLARE_GLOBAL_DATA_PTR;
>  #define CONFIG_ENV_OFFSET 0
>  #endif
> 
> -static int __mmc_get_env_addr(struct mmc *mmc, u32 *env_addr)
> +__weak int mmc_get_env_addr(struct mmc *mmc, u32 *env_addr)
>  {
>  	*env_addr = CONFIG_ENV_OFFSET;
>  	return 0;
>  }
> -int mmc_get_env_addr(struct mmc *mmc, u32 *env_addr)
> -	__attribute__((weak, alias("__mmc_get_env_addr")));
> 
>  int env_init(void)
>  {

Best regards,
Marek Vasut