[U-Boot] [PATCH 01/14] cmd: nvedit: Get rid of the env lookup

[Andre Przywara]

On 28/11/17 10:24, Maxime Ripard wrote:
> The nvedit command is the only user of env_driver_lookup_default outside of
> the environment code itself, and it uses it only to print the environment
> it's about to save to during env save.
> 
> As we're about to rework the environment to be able to handle multiple
> environment sources, we might not have an idea of what environment backend
> is going to be used before trying (and possibly failing for some).
> 
> Therefore, it makes sense to remove that message and move it to the
> env_save function itself. As a side effect, we also can get rid of the call
> to env_driver_lookup_default that is also about to get refactored.
> 
> Reviewed-by: Lukasz Majewski <lukma at denx.de>
> Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>

Reviewed-by: Andre Przywara <andre.przywara at arm.com>

Cheers,
Andre

> ---
>  cmd/nvedit.c          | 4 ----
>  env/env.c             | 4 +++-
>  include/environment.h | 7 -------
>  3 files changed, 3 insertions(+), 12 deletions(-)
> 
> diff --git a/cmd/nvedit.c b/cmd/nvedit.c
> index 4e79d03856fe..a690d743cd46 100644
> --- a/cmd/nvedit.c
> +++ b/cmd/nvedit.c
> @@ -708,10 +708,6 @@ ulong env_get_ulong(const char *name, int base, ulong default_val)
>  static int do_env_save(cmd_tbl_t *cmdtp, int flag, int argc,
>  		       char * const argv[])
>  {
> -	struct env_driver *env = env_driver_lookup_default();
> -
> -	printf("Saving Environment to %s...\n", env->name);
> -
>  	return env_save() ? 1 : 0;
>  }
>  
> diff --git a/env/env.c b/env/env.c
> index 76a5608628fc..094538ff5b62 100644
> --- a/env/env.c
> +++ b/env/env.c
> @@ -52,7 +52,7 @@ static enum env_location env_get_default_location(void)
>  		return ENVL_UNKNOWN;
>  }
>  
> -struct env_driver *env_driver_lookup_default(void)
> +static struct env_driver *env_driver_lookup_default(void)
>  {
>  	enum env_location loc = env_get_default_location();
>  	struct env_driver *drv;
> @@ -115,6 +115,8 @@ int env_save(void)
>  		return -ENODEV;
>  	if (!drv->save)
>  		return -ENOSYS;
> +
> +	printf("Saving Environment to %s...\n", drv->name);
>  	ret = drv->save();
>  	if (ret) {
>  		debug("%s: Environment failed to save (err=%d)\n", __func__,
> diff --git a/include/environment.h b/include/environment.h
> index 7b9821638960..226e3ef2d23a 100644
> --- a/include/environment.h
> +++ b/include/environment.h
> @@ -303,13 +303,6 @@ int env_import_redund(const char *buf1, const char *buf2);
>  #endif
>  
>  /**
> - * env_driver_lookup_default() - Look up the default environment driver
> - *
> - * @return pointer to driver, or NULL if none (which should not happen)
> - */
> -struct env_driver *env_driver_lookup_default(void);
> -
> -/**
>   * env_get_char() - Get a character from the early environment
>   *
>   * This reads from the pre-relocation environemnt
>