linux-kernel - [PATCH 05/14] power: ds2760_battery: use devm

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Message-id: <007501ce1e22$3d8104f0$b8830ed0$%han@samsung.com>
Date:	Mon, 11 Mar 2013 15:32:44 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Anton Vorontsov' <anton@...msg.org>
Cc:	'David Woodhouse' <dwmw2@...radead.org>,
	linux-kernel@...r.kernel.org, 'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 05/14] power: ds2760_battery: use devm_kzalloc()



Use devm_kzalloc() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/power/ds2760_battery.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 704e652..85b4e6e 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -512,7 +512,7 @@ static int ds2760_battery_probe(struct platform_device *pdev)
 	int retval = 0;
 	struct ds2760_device_info *di;
 
-	di = kzalloc(sizeof(*di), GFP_KERNEL);
+	di = devm_kzalloc(&pdev->dev, sizeof(*di), GFP_KERNEL);
 	if (!di) {
 		retval = -ENOMEM;
 		goto di_alloc_failed;
@@ -576,7 +576,6 @@ static int ds2760_battery_probe(struct platform_device *pdev)
 workqueue_failed:
 	power_supply_unregister(&di->bat);
 batt_failed:
-	kfree(di);
 di_alloc_failed:
 success:
 	return retval;
@@ -590,7 +589,6 @@ static int ds2760_battery_remove(struct platform_device *pdev)
 	cancel_delayed_work_sync(&di->set_charged_work);
 	destroy_workqueue(di->monitor_wqueue);
 	power_supply_unregister(&di->bat);
-	kfree(di);
 
 	return 0;
 }
-- 
1.7.2.5


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