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Subject[PATCH 7/7] leds: lm3533: Use devm_led_classdev_register
Switch to resource-managed function devm_led_classdev_register instead
of led_classdev_register and remove unneeded led_classdev_unregister.

To be compatible with this change, remove an unnecessary label by
replacing it with direct return statement.

The Coccinelle semantic patch used to make this change is as follows:
//<smpl>
@platform@
identifier p, probefn, removefn;
@@
struct platform_driver p = {
.probe = probefn,
.remove = removefn,
};

@prb@
identifier platform.probefn, pdev;
expression e;
@@
probefn(struct platform_device *pdev, ...) {
...
e =
- led_classdev_register
+ devm_led_classdev_register
(...);
...
?- led_classdev_unregister(...);
...
}
@remove depends on prb@
identifier platform.removefn;
@@
removefn(...) {
...
?- led_classdev_unregister(...);
...
}
//</smpl>

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
---
drivers/leds/leds-lm3533.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/leds/leds-lm3533.c b/drivers/leds/leds-lm3533.c
index 196dcb5..5b529dc 100644
--- a/drivers/leds/leds-lm3533.c
+++ b/drivers/leds/leds-lm3533.c
@@ -698,7 +698,7 @@ static int lm3533_led_probe(struct platform_device *pdev)

platform_set_drvdata(pdev, led);

- ret = led_classdev_register(pdev->dev.parent, &led->cdev);
+ ret = devm_led_classdev_register(pdev->dev.parent, &led->cdev);
if (ret) {
dev_err(&pdev->dev, "failed to register LED %d\n", pdev->id);
return ret;
@@ -708,18 +708,13 @@ static int lm3533_led_probe(struct platform_device *pdev)

ret = lm3533_led_setup(led, pdata);
if (ret)
- goto err_unregister;
+ return ret;

ret = lm3533_ctrlbank_enable(&led->cb);
if (ret)
- goto err_unregister;
+ return ret;

return 0;
-
-err_unregister:
- led_classdev_unregister(&led->cdev);
-
- return ret;
}

static int lm3533_led_remove(struct platform_device *pdev)
@@ -729,7 +724,6 @@ static int lm3533_led_remove(struct platform_device *pdev)
dev_dbg(&pdev->dev, "%s\n", __func__);

lm3533_ctrlbank_disable(&led->cb);
- led_classdev_unregister(&led->cdev);

return 0;
}
--
1.9.1
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