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rtc: rtc-m41t93: use devm_rtc_device_register()

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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>
This commit is contained in:
Jingoo Han 2013-04-29 16:19:40 -07:00 committed by Linus Torvalds
parent 418ca60c2c
commit 0166fcd09f
1 changed files with 2 additions and 7 deletions
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9
drivers/rtc/rtc-m41t93.c
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@ -184,8 +184,8 @@ static int m41t93_probe(struct spi_device *spi)
return -ENODEV;
}
rtc = rtc_device_register(m41t93_driver.driver.name,
&spi->dev, &m41t93_rtc_ops, THIS_MODULE);
rtc = devm_rtc_device_register(&spi->dev, m41t93_driver.driver.name,
&m41t93_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc))
return PTR_ERR(rtc);
@ -197,11 +197,6 @@ static int m41t93_probe(struct spi_device *spi)
static int m41t93_remove(struct spi_device *spi)
{
struct rtc_device *rtc = spi_get_drvdata(spi);
if (rtc)
rtc_device_unregister(rtc);
return 0;
}