Re: [PATCH v2] checkpatch: fix wildcard DT compatible string checking

From: Geert Uytterhoeven
Date: Mon May 19 2014 - 11:01:10 EST


On Thu, Apr 10, 2014 at 3:41 PM, Rob Herring <robherring2@xxxxxxxxx> wrote:
> From: Rob Herring <robh@xxxxxxxxxx>
>
> We attempt to search for compatible strings which use a variable
> token in the documented name such as <chip> or <soc>. While this
> was attempted to be handled, it's utterly broken.
>
> The desired forms of matching are:
>
> vendor,<chip>-*
> vendor,name<part#>-*
>
> For <chip>, lower case characters and numbers are permitted. For
> <part#>, only numeric values are allowed.
>
> With this change, the number of missing compatible strings reported in
> arch/arm/boot/dts is reduced from 1071 to 960.
>
> Reported-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> Cc: Florian Vaussard <florian.vaussard@xxxxxxx>
> Cc: Joe Perches <joe@xxxxxxxxxxx>
> Cc: Andy Whitcroft <apw@xxxxxxxxxxxxx>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>

As I came up with about the same patch while investigating why it didn't
work for me:

Tested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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