This is a note to let you know that I've just added the patch titled
gpio: Add missing spin_lock_init in gpio-pch driver
to the 3.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
gpio-add-missing-spin_lock_init-in-gpio-pch-driver.patch
and it can be found in the queue-3.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From d166370ad86b33b1111af3a0cdd7de94e03789a6 Mon Sep 17 00:00:00 2001
From: Axel Lin <[email protected]>
Date: Wed, 1 Feb 2012 10:51:53 +0800
Subject: gpio: Add missing spin_lock_init in gpio-pch driver
From: Axel Lin <[email protected]>
commit d166370ad86b33b1111af3a0cdd7de94e03789a6 upstream.
This bug was introduced by commit d568a681
"gpio-pch: add spinlock in suspend/resume processing"
which adds a spinlock to struct pch_gpio but never init the spinlock.
Reported-by: Tomoya MORINAGA <[email protected]>
Signed-off-by: Axel Lin <[email protected]>
Acked-by: Linus Walleij <[email protected]>
Signed-off-by: Grant Likely <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/gpio/gpio-pch.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -392,6 +392,7 @@ static int __devinit pch_gpio_probe(stru
chip->reg = chip->base;
pci_set_drvdata(pdev, chip);
mutex_init(&chip->lock);
+ spin_lock_init(&chip->spinlock);
pch_gpio_setup(chip);
ret = gpiochip_add(&chip->gpio);
if (ret) {
Patches currently in stable-queue which might be from [email protected] are
queue-3.2/gpio-add-missing-spin_lock_init-in-gpio-pch-driver.patch
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