From: Alexandre Courbot <acourbot@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Jingoo Han <jg1.han@samsung.com>, Bryan Wu <cooloney@gmail.com>,
Lee Jones <lee.jones@linaro.org>
Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org,
gnurou@gmail.com, Alexandre Courbot <acourbot@nvidia.com>
Subject: [PATCH] pwm-backlight: use devm_gpiod_get_optional()
Date: Wed, 25 Jun 2014 09:18:18 +0000 [thread overview]
Message-ID: <1403687898-26881-1-git-send-email-acourbot@nvidia.com> (raw)
Make use of the new devm_gpiod_get_optional() to simplify the probe
code.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
drivers/video/backlight/pwm_bl.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index 38ca88bc5c3e..d1e0a7c6cac7 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -245,13 +245,10 @@ static int pwm_backlight_probe(struct platform_device *pdev)
pb->dev = &pdev->dev;
pb->enabled = false;
- pb->enable_gpio = devm_gpiod_get(&pdev->dev, "enable");
+ pb->enable_gpio = devm_gpiod_get_optional(&pdev->dev, "enable");
if (IS_ERR(pb->enable_gpio)) {
ret = PTR_ERR(pb->enable_gpio);
- if (ret = -ENOENT)
- pb->enable_gpio = NULL;
- else
- goto err_alloc;
+ goto err_alloc;
}
/*
--
2.0.0
next reply other threads:[~2014-06-25 9:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-25 9:18 Alexandre Courbot [this message]
2014-06-25 9:54 ` [PATCH] pwm-backlight: use devm_gpiod_get_optional() Lee Jones
2014-06-25 11:13 ` Thierry Reding
2014-06-25 12:03 ` Lee Jones
2014-06-27 6:13 ` Thierry Reding
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