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authorAxel Lin <axel.lin@ingics.com>2014-10-24 16:45:58 +0200
committerBryan Wu <cooloney@gmail.com>2014-11-14 23:29:34 +0100
commit29ce9feb65d377ea24cb0d3aabc63b090e56c152 (patch)
tree3a3b92c67bd6cede57e9ea3c3e6efc29b122bfb0 /drivers/leds
parentLinux 3.18-rc4 (diff)
downloadlinux-29ce9feb65d377ea24cb0d3aabc63b090e56c152.tar.xz
linux-29ce9feb65d377ea24cb0d3aabc63b090e56c152.zip
leds: regulator: Convert to devm_regulator_get_exclusive
Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Bryan Wu <cooloney@gmail.com>
Diffstat (limited to 'drivers/leds')
-rw-r--r--drivers/leds/leds-regulator.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/leds/leds-regulator.c b/drivers/leds/leds-regulator.c
index 358430db6e66..a6354f1ce7b2 100644
--- a/drivers/leds/leds-regulator.c
+++ b/drivers/leds/leds-regulator.c
@@ -153,24 +153,21 @@ static int regulator_led_probe(struct platform_device *pdev)
return -ENODEV;
}
- vcc = regulator_get_exclusive(&pdev->dev, "vled");
+ vcc = devm_regulator_get_exclusive(&pdev->dev, "vled");
if (IS_ERR(vcc)) {
dev_err(&pdev->dev, "Cannot get vcc for %s\n", pdata->name);
return PTR_ERR(vcc);
}
led = devm_kzalloc(&pdev->dev, sizeof(*led), GFP_KERNEL);
- if (led == NULL) {
- ret = -ENOMEM;
- goto err_vcc;
- }
+ if (led == NULL)
+ return -ENOMEM;
led->cdev.max_brightness = led_regulator_get_max_brightness(vcc);
if (pdata->brightness > led->cdev.max_brightness) {
dev_err(&pdev->dev, "Invalid default brightness %d\n",
pdata->brightness);
- ret = -EINVAL;
- goto err_vcc;
+ return -EINVAL;
}
led->value = pdata->brightness;
@@ -191,7 +188,7 @@ static int regulator_led_probe(struct platform_device *pdev)
ret = led_classdev_register(&pdev->dev, &led->cdev);
if (ret < 0) {
cancel_work_sync(&led->work);
- goto err_vcc;
+ return ret;
}
/* to expose the default value to userspace */
@@ -201,10 +198,6 @@ static int regulator_led_probe(struct platform_device *pdev)
regulator_led_set_value(led);
return 0;
-
-err_vcc:
- regulator_put(vcc);
- return ret;
}
static int regulator_led_remove(struct platform_device *pdev)
@@ -214,7 +207,6 @@ static int regulator_led_remove(struct platform_device *pdev)
led_classdev_unregister(&led->cdev);
cancel_work_sync(&led->work);
regulator_led_disable(led);
- regulator_put(led->vcc);
return 0;
}