Re: [PATCH v1] driver core: Annotate dev_err_probe() with __must_check

From: Andy Shevchenko
Date: Wed Aug 26 2020 - 11:55:18 EST


On Wed, Aug 26, 2020 at 08:44:30AM -0700, Joe Perches wrote:
> On Wed, 2020-08-26 at 13:44 +0300, Andy Shevchenko wrote:

...

> > -int dev_err_probe(const struct device *dev, int err, const char *fmt, ...);
> > +int __must_check dev_err_probe(const struct device *dev, int err, const char *fmt, ...);
>
> Generally, the __must_check should go before the return type
> and the extern isn't necessary and is also generally not used
> in device.h, so I'd prefer:
>
> __printf(3, 4)
> __must_check int dev_err_probe(...);

I grepped the current code... I don't see support of your preference.
Maybe I missed something? (I'm talking about include/*)

--
With Best Regards,
Andy Shevchenko