From patchwork Mon Nov 26 16:59:08 2012
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Subject: [258/270] drivers/rtc/rtc-imxdi.c: add missing spin lock
 initialization
Date: Mon, 26 Nov 2012 06:59:08 -0000
From: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
X-Patchwork-Id: 202019
Message-Id: <1353949160-26803-259-git-send-email-herton.krzesinski@canonical.com>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
 kernel-team@lists.ubuntu.com
Cc: Roland Stigge <stigge@antcom.de>, Alessandro Zummo <a.zummo@towertech.it>, 
 Russell King <linux@arm.linux.org.uk>, Jan Luebbe <jlu@pengutronix.de>,
 Grant Likely <grant.likely@secretlab.ca>,
 Sascha Hauer <kernel@pengutronix.de>,
 Andrew Morton <akpm@linux-foundation.org>,
 Linus Torvalds <torvalds@linux-foundation.org>

3.5.7u1 -stable review patch.  If anyone has any objections, please let me know.

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

From: Jan Luebbe <jlu@pengutronix.de>

commit fee0de7791f967c2c5f0d43eb7b7261761b45e64 upstream.

Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Roland Stigge <stigge@antcom.de>
Cc: Grant Likely <grant.likely@secretlab.ca>
Tested-by: Roland Stigge <stigge@antcom.de>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>

---
drivers/rtc/rtc-imxdi.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/rtc/rtc-imxdi.c b/drivers/rtc/rtc-imxdi.c
index 891cd6c..4eed510 100644
--- a/drivers/rtc/rtc-imxdi.c
+++ b/drivers/rtc/rtc-imxdi.c
@@ -392,6 +392,8 @@ static int dryice_rtc_probe(struct platform_device *pdev)
 	if (imxdi->ioaddr == NULL)
 		return -ENOMEM;
 
+	spin_lock_init(&imxdi->irq_lock);
+
 	imxdi->irq = platform_get_irq(pdev, 0);
 	if (imxdi->irq < 0)
 		return imxdi->irq;