linux-kernel - [PATCH 137/139] gpio/ich: Add missing spinlock init

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Message-Id: <1362062689-2567-138-git-send-email-luis.henriques@canonical.com>
Date:	Thu, 28 Feb 2013 14:44:47 +0000
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Jean Delvare <khali@...ux-fr.org>,
	Grant Likely <grant.likely@...retlab.ca>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 137/139] gpio/ich: Add missing spinlock init

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

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

From: Jean Delvare <khali@...ux-fr.org>

commit d39a948fef2446cfac3749bbfcfdd536335c3764 upstream.

As reported by CONFIG_DEBUG_SPINLOCK=y.

Signed-off-by: Jean Delvare <khali@...ux-fr.org>
Acked-by: Peter Tyser <ptyser@...-inc.com>
Signed-off-by: Grant Likely <grant.likely@...retlab.ca>
Signed-off-by: Luis Henriques <luis.henriques@...onical.com>
---
 drivers/gpio/gpio-ich.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index b7c0651..230814d 100644
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -328,6 +328,7 @@ static int __devinit ichx_gpio_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
+	spin_lock_init(&ichx_priv.lock);
 	res_base = platform_get_resource(pdev, IORESOURCE_IO, ICH_RES_GPIO);
 	if (!res_base || !res_base->start || !res_base->end)
 		return -ENODEV;
-- 
1.8.1.2

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