leds: convert LT3593 LED driver to devm_kzalloc()

Cc: Daniel Mack <daniel@caiaq.de> Signed-off-by: Bryan Wu <bryan.wu@canonical.com>

leds: convert LT3593 LED driver to devm_kzalloc()
Cc: Daniel Mack <daniel@caiaq.de> Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
0a8d9d4a · Bryan Wu · bfe4c041 · 0a8d9d4a
Commit 0a8d9d4a authored Jul 04, 2012 by Bryan Wu
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Showing with 3 additions and 6 deletions

drivers/leds/leds-lt3593.c drivers/leds/leds-lt3593.c +3 -6

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--- a/drivers/leds/leds-lt3593.c
+++ b/drivers/leds/leds-lt3593.c
@@ -149,8 +149,9 @@ static int __devinit lt3593_led_probe(struct platform_device *pdev)
 	if (!pdata)
 		return -EBUSY;
-	leds_data = kzalloc(sizeof(struct lt3593_led_data) * pdata->num_leds,
+	leds_data = devm_kzalloc(&pdev->dev,
-				GFP_KERNEL);
+			sizeof(struct lt3593_led_data) * pdata->num_leds,
+			GFP_KERNEL);
 	if (!leds_data)
 		return -ENOMEM;
@@ -169,8 +170,6 @@ static int __devinit lt3593_led_probe(struct platform_device *pdev)
 	for (i = i - 1; i >= 0; i--)
 		delete_lt3593_led(&leds_data[i]);
-	kfree(leds_data);
 	return ret;
 }
@@ -185,8 +184,6 @@ static int __devexit lt3593_led_remove(struct platform_device *pdev)
 	for (i = 0; i < pdata->num_leds; i++)
 		delete_lt3593_led(&leds_data[i]);
-	kfree(leds_data);
 	return 0;
 }