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Subject: [PATCH] RTC: Ensure that time being passed to set_alarm() is valid.
From: Andrew Victor <andrew@sanpeople.com>
To: linux-kernel@vger.kernel.org
Cc: alessandro.zummo@towertech.it, akpm@osdl.org
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Date: 07 Jun 2006 20:20:55 +0200
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RTC: Ensure that the time being passed to set_alarm() is valid.


Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>


diff -urN -x CVS linux-2.6.17-rc6/drivers/rtc/interface.c
linux-2.6.17-rc/drivers/rtc/interface.c
--- linux-2.6.17-rc6/drivers/rtc/interface.c	Tue Jun  6 10:28:05 2006
+++ linux-2.6.17-rc/drivers/rtc/interface.c	Wed Jun  7 11:46:28 2006
@@ -129,6 +129,10 @@
 	int err;
 	struct rtc_device *rtc = to_rtc_device(class_dev);
 
+	err = rtc_valid_tm(&alarm->time);
+	if (err != 0)
+		return err;
+
 	err = mutex_lock_interruptible(&rtc->ops_lock);
 	if (err)
 		return -EBUSY;