[PATCH 1/1] test: do no assume hush parser in validate_empty()

[Tom Rini]

On Thu, Sep 10, 2020 at 12:09:03PM +0200, Heinrich Schuchardt wrote:

> The environment variable test uses function validate_empty() to check that
> a variable is not defined. If the hush parser is not enabled, we cannot
> refer to a variable by $var_name but only by ${var_name}.
> 
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> Acked-by: Stephen Warren <swarren at nvidia.com>

Applied to u-boot/master, thanks!

-- 
Tom
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