Re: [PATCH] leds: tlc591xx: update the maximum brightness

From: Pavel Machek
Date: Sun Oct 13 2019 - 07:45:25 EST


Hi!

> > @@ -112,11 +113,11 @@ tlc591xx_brightness_set(struct led_classdev *led_cdev,
> > struct tlc591xx_priv *priv = led->priv;
> > int err;
> >
> > - switch (brightness) {
> > + switch ((int)brightness) {
> > case 0:

Can we get a rid of the cast here? Do we need to move away from the
enum for the brightness?

> Added tag:
>
> Fixes: e370d010a5fe ("leds: tlc591xx: Driver for the TI 8/16 Channel i2c
> LED driver")
>
> and applied to the for-5.5 branch.

Actually, careful with the Fixes tag. -stable people will want to
apply it, and it may not be a good idea in this case. Maximum
brightness of 256 is pretty unusual, so I'd call this "a bit risky".

Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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