From: Sachin Kamat <sachin.kamat@linaro.org>
Date: Tue, 3 Jul 2012 11:47:53 +0000 (+0800)
Subject: leds: Use devm_kzalloc in leds-pwm.c file
X-Git-Tag: upstream/snapshot3+hdmi~6948^2~30
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0b7da746cc5fdbdb7b52bf6faa9bb06bb0dd7869;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

leds: Use devm_kzalloc in leds-pwm.c file

devm_kzalloc() makes cleanup simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
---

diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c
index 3ed92f3..f2e44c7 100644
--- a/drivers/leds/leds-pwm.c
+++ b/drivers/leds/leds-pwm.c
@@ -57,7 +57,8 @@ static int led_pwm_probe(struct platform_device *pdev)
 	if (!pdata)
 		return -EBUSY;
 
-	leds_data = kzalloc(sizeof(struct led_pwm_data) * pdata->num_leds,
+	leds_data = devm_kzalloc(&pdev->dev,
+			sizeof(struct led_pwm_data) * pdata->num_leds,
 				GFP_KERNEL);
 	if (!leds_data)
 		return -ENOMEM;
@@ -103,8 +104,6 @@ err:
 		}
 	}
 
-	kfree(leds_data);
-
 	return ret;
 }
 
@@ -121,8 +120,6 @@ static int __devexit led_pwm_remove(struct platform_device *pdev)
 		pwm_free(leds_data[i].pwm);
 	}
 
-	kfree(leds_data);
-
 	return 0;
 }