Hello Martin, On Thu, Aug 01, 2024 at 11:12:55AM +0200, Martin Kepplinger-Novaković wrote: > This makes debugging often easier. > > Signed-off-by: Martin Kepplinger-Novaković <martin.kepplinger-novakovic@xxxxxxxxxxxxx> > --- > drivers/video/backlight/pwm_bl.c | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c > index f1005bd0c41e3..cc7e7af71891f 100644 > --- a/drivers/video/backlight/pwm_bl.c > +++ b/drivers/video/backlight/pwm_bl.c > @@ -502,7 +502,8 @@ static int pwm_backlight_probe(struct platform_device *pdev) > GPIOD_ASIS); > if (IS_ERR(pb->enable_gpio)) { > ret = dev_err_probe(&pdev->dev, PTR_ERR(pb->enable_gpio), > - "failed to acquire enable GPIO\n"); > + "failed to acquire enable GPIO: %ld\n", > + PTR_ERR(pb->enable_gpio)); AFAIK dev_err_probe already emits the error code passed as 2nd parameter. So I wonder about this patch's benefit. Best regards Uwe
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