Re: [PATCH v3 1/8] gpio: mockup: improve the debugfs input sanitization

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Fri, Jun 9, 2017 at 1:41 PM, Bartosz Golaszewski <brgl@xxxxxxxx> wrote:

> We're currently only checking the first character of the input to the
> debugfs event files, so a string like '0sdfdsf' is valid and indicates
> a falling edge event.
>
> Be more strict and only allow '0', '1', '0\n' & '1\n'.
>
> While we're at it: move the sanitization code before the irq_enabled
> check so that we indicate an error on invalid input even if nobody is
> waiting for events.
>
> Signed-off-by: Bartosz Golaszewski <brgl@xxxxxxxx>

Patch applied.

Yours,
Linus Walleij
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