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rtc: fix driver data issues in several rtc drivers

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Herton Ronaldo Krzesinski recently raised up, and fixed, an issue with the
rtc_cmos driver, which was referring to an inconsistent driver data.

This patch ensures that driver data registration happens before
rtc_device_register().

Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Acked-by: Thomas Hommel <thomas.hommel@gefanuc.com>
Acked-by: Hans-Christian Egtvedt <hcegtvedt@atmel.com>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Andrew Sharp <andy.sharp@onstor.com>
Cc: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc: Alexander Bigga <ab@mycable.de>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Mark Zhan <rongkai.zhan@windriver.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alessandro Zummo
2009-12-15 16:45:53 -08:00
committed by Linus Torvalds
parent d1b2efa83f
commit b74d2caa64
10 changed files with 44 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/rtc/rtc-m48t59.c
View File

@@ -481,6 +481,9 @@ static int __devinit m48t59_rtc_probe(struct platform_device *pdev)
goto out;
}
spin_lock_init(&m48t59->lock);
platform_set_drvdata(pdev, m48t59);
m48t59->rtc = rtc_device_register(name, &pdev->dev, ops, THIS_MODULE);
if (IS_ERR(m48t59->rtc)) {
ret = PTR_ERR(m48t59->rtc);
@@ -490,16 +493,14 @@ static int __devinit m48t59_rtc_probe(struct platform_device *pdev)
m48t59_nvram_attr.size = pdata->offset;
ret = sysfs_create_bin_file(&pdev->dev.kobj, &m48t59_nvram_attr);
if (ret)
if (ret) {
rtc_device_unregister(m48t59->rtc);
goto out;
}
spin_lock_init(&m48t59->lock);
platform_set_drvdata(pdev, m48t59);
return 0;
out:
if (!IS_ERR(m48t59->rtc))
rtc_device_unregister(m48t59->rtc);
if (m48t59->irq != NO_IRQ)
free_irq(m48t59->irq, &pdev->dev);
if (m48t59->ioaddr)