linux-kernel - [058/244] alarmtimers: Memset itimerspec passed into alarm_timer

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Date:	Wed, 28 Sep 2011 15:00:22 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Thomas Gleixner <tglx@...utronix.de>,
	John Stultz <john.stultz@...aro.org>
Subject: [058/244] alarmtimers: Memset itimerspec passed into alarm_timer_get

3.0-stable review patch.  If anyone has any objections, please let us know.

------------------

From: John Stultz <john.stultz@...aro.org>

commit ea7802f630d356acaf66b3c0b28c00a945fc35dc upstream.

Following common_timer_get, zero out the itimerspec passed in.

CC: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: John Stultz <john.stultz@...aro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 kernel/time/alarmtimer.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/kernel/time/alarmtimer.c
+++ b/kernel/time/alarmtimer.c
@@ -441,6 +441,8 @@ static int alarm_timer_create(struct k_i
 static void alarm_timer_get(struct k_itimer *timr,
 				struct itimerspec *cur_setting)
 {
+	memset(cur_setting, 0, sizeof(struct itimerspec));
+
 	cur_setting->it_interval =
 			ktime_to_timespec(timr->it.alarmtimer.period);
 	cur_setting->it_value =


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