Patchwork [15/30] rtc: rtc-m48t86: use devm_rtc_device_register()

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Submitter Jingoo Han
Date March 14, 2013, 8:19 a.m.
Message ID <009201ce208c$9b5b8660$d2129320$%han@samsung.com>
Download mbox | patch
Permalink /patch/227478/
State New
Headers show

Comments

Jingoo Han - March 14, 2013, 8:19 a.m.
devm_rtc_device_register() is device managed and makes cleanup
paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 drivers/rtc/rtc-m48t86.c |   11 ++++-------
 1 files changed, 4 insertions(+), 7 deletions(-)

Patch

diff --git a/drivers/rtc/rtc-m48t86.c b/drivers/rtc/rtc-m48t86.c
index 2ffbcac..33a91c4 100644
--- a/drivers/rtc/rtc-m48t86.c
+++ b/drivers/rtc/rtc-m48t86.c
@@ -148,8 +148,10 @@  static int m48t86_rtc_probe(struct platform_device *dev)
 {
 	unsigned char reg;
 	struct m48t86_ops *ops = dev->dev.platform_data;
-	struct rtc_device *rtc = rtc_device_register("m48t86",
-				&dev->dev, &m48t86_rtc_ops, THIS_MODULE);
+	struct rtc_device *rtc;
+
+	rtc = devm_rtc_device_register(&dev->dev, "m48t86",
+				&m48t86_rtc_ops, THIS_MODULE);
 
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
@@ -166,11 +168,6 @@  static int m48t86_rtc_probe(struct platform_device *dev)
 
 static int m48t86_rtc_remove(struct platform_device *dev)
 {
-	struct rtc_device *rtc = platform_get_drvdata(dev);
-
- 	if (rtc)
-		rtc_device_unregister(rtc);
-
 	platform_set_drvdata(dev, NULL);
 
 	return 0;