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authorJingoo Han <jg1.han@samsung.com>2013-04-29 16:19:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 18:28:27 -0700
commite38fc305f4da457b35ac4df5723c8f57ad0c9a52 (patch)
tree542c91f490bd828ad1928453c1bb0c87fa9cb8e9
parentfaa43af9bc96a78b1fcd8067c7d9e3ebd044087e (diff)
downloadlinux-e38fc305f4da457b35ac4df5723c8f57ad0c9a52.tar.bz2
rtc: rtc-tx4939: use devm_rtc_device_register()
devm_rtc_device_register() is device managed and makes cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/rtc/rtc-tx4939.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/rtc/rtc-tx4939.c b/drivers/rtc/rtc-tx4939.c
index 4f2c0821b020..f9a0677e4e3b 100644
--- a/drivers/rtc/rtc-tx4939.c
+++ b/drivers/rtc/rtc-tx4939.c
@@ -268,14 +268,13 @@ static int __init tx4939_rtc_probe(struct platform_device *pdev)
if (devm_request_irq(&pdev->dev, irq, tx4939_rtc_interrupt,
0, pdev->name, &pdev->dev) < 0)
return -EBUSY;
- rtc = rtc_device_register(pdev->name, &pdev->dev,
+ rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
&tx4939_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc))
return PTR_ERR(rtc);
pdata->rtc = rtc;
ret = sysfs_create_bin_file(&pdev->dev.kobj, &tx4939_rtc_nvram_attr);
- if (ret)
- rtc_device_unregister(rtc);
+
return ret;
}
@@ -284,7 +283,6 @@ static int __exit tx4939_rtc_remove(struct platform_device *pdev)
struct tx4939rtc_plat_data *pdata = platform_get_drvdata(pdev);
sysfs_remove_bin_file(&pdev->dev.kobj, &tx4939_rtc_nvram_attr);
- rtc_device_unregister(pdata->rtc);
spin_lock_irq(&pdata->lock);
tx4939_rtc_cmd(pdata->rtcreg, TX4939_RTCCTL_COMMAND_NOP);
spin_unlock_irq(&pdata->lock);