[U-Boot] [PATCH 03/14] mmc: Fix warning if debug() is not used

[Tom Rini]

On Fri, Nov 25, 2016 at 11:32:24PM +0100, Marek Vasut wrote:

> If debug() is not used, then the whole content of debug(...) will
> be removed by the preprocessor, which will result in the following
> warning. This patch adds __maybe_unused annotation to fix this.
> 
> drivers/mmc/mmc.c: In function ‘mmc_init’:
> drivers/mmc/mmc.c:1685:11: warning: variable ‘start’ set but not used [-Wunused-but-set-variable]
>   unsigned start;
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Pantelis Antoniou <panto at antoniou-consulting.com>
> Cc: Tom Rini <trini at konsulko.com>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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