[U-Boot] [PATCH v3 1/3] spl: mmc: Fix compiler warning with CONFIG_DM_MMC

[Nikita Kiryanov]

On Wed, Dec 02, 2015 at 10:59:11AM -0700, Simon Glass wrote:
> Since commit 4188ba3 we get the following warning on rockchip boards:
> 
> common/spl/spl_mmc.c:31:24: warning: ‘mmc’ may be used uninitialized in this function [-Wmaybe-uninitialized]
>   count = mmc->block_dev.block_read(0, sector, 1, header);
>                         ^
> common/spl/spl_mmc.c:251:14: note: ‘mmc’ was declared here
>   struct mmc *mmc;
> 
> Correct this by move the variable init earlier.

Acked-by: Nikita Kiryanov <nikita at compulab.co.il>

> 
> Signed-off-by: Simon Glass <sjg at chromium.org>
> Tested-by: Michal Simek <michal.simek at xilinx.com>
> ---