[U-Boot] [U-Boot, V2] common: nvedit: use snprintf instead of sprintf

[Tom Rini]

On Wed, Dec 23, 2015 at 12:08:09PM +0800, Peng Fan wrote:

> From: Peng Fan <peng.fan at nxp.com>
> 
> Use snprintf to replace sprintf.
> 
> Coverity log:
> "
> Unbounded source buffer (STRING_SIZE)
> string_size: Passing string init_val of unknown size to sprintf.
> "
> 
> Reported-by: Coverity
> Signed-off-by: Peng Fan <peng.fan at nxp.com>
> Cc: Tom Rini <trini at konsulko.com>
> Cc: Simon Glass <sjg at chromium.org>
> Reviewed-by: Joe Hershberger <joe.hershberger at ni.com>

Applied to u-boot/master, thanks!

-- 
Tom
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