> I'm guessing this is your first patch.
>
> Please read: Documentation/SubmittingPatches
>
> A few notes for you search for and read about in the above document.
>
> - Subject line formatting (short, succinct)
> - Commit logs (present, descriptive [what changed and why], succinct)
> - Authorship (full/real names only)
You also need to CC linux-kernel@vger.kernel.org on all patches.
> > Signed-off-by: ryang <ry...@hach.com>
> > ---
> > drivers/video/backlight/pwm_bl.c | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> > diff --git a/drivers/video/backlight/pwm_bl.c
> > b/drivers/video/backlight/pwm_bl.c
> > index b85983e..e0014a5 100644
> > --- a/drivers/video/backlight/pwm_bl.c
> > +++ b/drivers/video/backlight/pwm_bl.c
> > @@ -273,6 +273,9 @@ static int pwm_backlight_probe(struct platform_device
> > *pdev)
> >
> > pb->pwm = devm_pwm_get(&pdev->dev, NULL);
> > if (IS_ERR(pb->pwm)) {
> > + ret = PTR_ERR(pb->pwm);
> > + if (ret == -EPROBE_DEFER)
> > + goto err_alloc;
> > dev_err(&pdev->dev, "unable to request PWM, trying legacy
> > API\n");
> >
> > pb->pwm = pwm_request(data->pwm_id, "pwm-backlight");
>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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