Re: [PATCH] sh: push-switch: Convert to platform remove callback returning void
Geert Uytterhoeven <[email protected]>
| Newsgroups | gmane.linux.ports.sh.devel |
|---|---|
| Message-ID | <CAMuHMdVa6WZs5xCoQpEgn+Ta=mN4h75DN2dDxm-4eyh4wrrtHg@mail.gmail.com> |
On Wed, Mar 6, 2024 at 10:20 PM Uwe Kleine-König <[email protected]> wrote: > The .remove() callback for a platform driver returns an int which makes > many driver authors wrongly assume it's possible to do error handling by > returning an error code. However the value returned is ignored (apart > from emitting a warning) and this typically results in resource leaks. > > To improve here there is a quest to make the remove callback return > void. In the first step of this quest all drivers are converted to > .remove_new(), which already returns void. Eventually after all drivers > are converted, .remove_new() will be renamed to .remove(). > > Trivially convert this driver from always returning zero in the remove > callback to the void returning variant. > > Signed-off-by: Uwe Kleine-König <[email protected]> Reviewed-by: Geert Uytterhoeven <[email protected]> Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected] 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