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Subjectfix rtc_cmos bug
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    fix  Bug 13326 -  Null pointer dereference in rtc-cmos driver
http://bugzilla.kernel.org/show_bug.cgi?id=13326

Signed-off-by: janboe <janboe.ye@gmail.com>

diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index 23e10b6..da132f6 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -1179,7 +1179,9 @@ static int __init cmos_init(void)
int retval = 0;

#ifdef CONFIG_PNP
- pnp_register_driver(&cmos_pnp_driver);
+ retval = pnp_register_driver(&cmos_pnp_driver);
+ if (retval)
+ return retval;
#endif

if (!cmos_rtc.dev)

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