[LEDE-DEV] [PATCH v3 04/13] scripts: $/${} is unnecessary on arithmetic variables

[John Crispin]

On 06/10/2016 16:44, Bastian Bittorf wrote:
> * Jo-Philipp Wich <jo at mein.io> [06.10.2016 16:35]:
>> removing the dollar signs lets expressions succeed which would otherwise
>> fail - which means it introduces a behavior change.
> 
> thanks for showing this. i must repeat myself:
> 
> before we merge such cleanups, we should write tests
> and checkers for proving that nothing break.
> 
> bye, bastian

@Jan-Tarek: 3rd time i am asking this now and i really would like a
reply. do you runtime test these script changes.

	John

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