On Wed, Oct 02, 2019 at 11:07:37AM +0100, Daniel Thompson wrote:
> On Tue, Oct 01, 2019 at 04:29:24PM -0700, Matthias Kaehlcke wrote:
> > pwm_backlight_probe() re-assigns pb->levels for every brightness
> > level. This is not needed and was likely not intended, since
> > neither side of the assignment changes during the loop. Assign
> > the field only once.
> >
> > Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
>
> Makes sense but this should probably be dropping the curly braces too.
ack, I'll send a new version with the curly braces removed.
> > drivers/video/backlight/pwm_bl.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
> > index 746eebc411df..959436b9e92b 100644
> > --- a/drivers/video/backlight/pwm_bl.c
> > +++ b/drivers/video/backlight/pwm_bl.c
> > @@ -564,6 +564,8 @@ static int pwm_backlight_probe(struct platform_device *pdev)
> > memset(&props, 0, sizeof(struct backlight_properties));
> >
> > if (data->levels) {
> > + pb->levels = data->levels;
> > +
> > /*
> > * For the DT case, only when brightness levels is defined
> > * data->levels is filled. For the non-DT case, data->levels
> > @@ -572,8 +574,6 @@ static int pwm_backlight_probe(struct platform_device *pdev)
> > for (i = 0; i <= data->max_brightness; i++) {
> > if (data->levels[i] > pb->scale)
> > pb->scale = data->levels[i];
> > -
> > - pb->levels = data->levels;
> > }
> >
> > if (pwm_backlight_is_linear(data))
> > --
> > 2.23.0.444.g18eeb5a265-goog
> >
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