Re: [PATCH v2 06/15] ACPI: LPSS: fix some coding style issues

From: Joe Perches
Date: Sat Mar 27 2021 - 09:39:53 EST


On Sat, 2021-03-27 at 10:19 +0200, Andy Shevchenko wrote:
> On Saturday, March 27, 2021, Xiaofei Tan <tanxiaofei@xxxxxxxxxx> wrote:
>
> > Fix some coding style issues reported by checkpatch.pl, including
> > following types:
> >
> > WARNING: simple_strtol is obsolete, use kstrtol instead
>
>
> And one more thing, the above message is bogus. Read what the comments in
> the code says about use cases for simple_*() vs. kstrto*() ones.
>
> Joe?

This check and message is nearly 10 years old and was appropriate for
when it was implemented.

kernel.h currently has:
* Use these functions if and only if you cannot use kstrto<foo>, because

So the message could be changed to something like:

WARNING: simple_strtol should be used only when kstrtol can not be used.