linux-kernel - [PATCH] staging: nvec: replace led_classdev

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Date:	Thu, 21 Jan 2016 10:23:46 +0000
From:	"Gujulan Elango, Hari Prasath (H.)" <hgujulan@...teon.com>
To:	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"marvin24@....de" <marvin24@....de>,
	"ac100@...ts.launchpad.net" <ac100@...ts.launchpad.net>
CC:	"devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] staging: nvec: replace led_classdev_register

From: Hari Prasath Gujulan Elango <hgujulan@...teon.com>

Replace the led_classdev_register() with the platform managed version
devm_led_classdev_register() & henceforth remove the redundant
nvec_paz00_remove() function.

Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@...teon.com>
---
 drivers/staging/nvec/nvec_paz00.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/staging/nvec/nvec_paz00.c b/drivers/staging/nvec/nvec_paz00.c
index 68146bf..cddbfd2 100644
--- a/drivers/staging/nvec/nvec_paz00.c
+++ b/drivers/staging/nvec/nvec_paz00.c
@@ -63,7 +63,7 @@ static int nvec_paz00_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, led);
 
-	ret = led_classdev_register(&pdev->dev, &led->cdev);
+	ret = devm_led_classdev_register(&pdev->dev, &led->cdev);
 	if (ret < 0)
 		return ret;
 
@@ -73,18 +73,8 @@ static int nvec_paz00_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int nvec_paz00_remove(struct platform_device *pdev)
-{
-	struct nvec_led *led = platform_get_drvdata(pdev);
-
-	led_classdev_unregister(&led->cdev);
-
-	return 0;
-}
-
 static struct platform_driver nvec_paz00_driver = {
 	.probe  = nvec_paz00_probe,
-	.remove = nvec_paz00_remove,
 	.driver = {
 		.name  = "nvec-paz00",
 	},
-- 
1.9.1