[OE-core] [PATCH] u-boot: replace old-style shell syntax with the modern one

[Otavio Salvador]

On Thu, May 26, 2016 at 12:13 PM, Andrew Shadura
<andrew.shadura at collabora.co.uk> wrote:
> Use "-n" operation instead of comparing with an "x"-ed empty string,
> use $(...) notation instead of the deprecated backticks.
>
> Signed-off-by: Andrew Shadura <andrew.shadura at collabora.co.uk>

Acked-by: Otavio Salvador <otavio at ossystems.com.br>

-- 
Otavio Salvador                             O.S. Systems
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