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authorAxel Lin <axel.lin@gmail.com>2012-02-01 10:51:53 +0800
committerGrant Likely <grant.likely@secretlab.ca>2012-02-01 21:59:15 -0700
commitd166370ad86b33b1111af3a0cdd7de94e03789a6 (patch)
tree5f7ec948fd7fbade13192aa11311bad91cde2b7a
parent876cf5e7b9e4bae014b0fa2cc18b21bce6d99073 (diff)
downloadvexpress-lsk-d166370ad86b33b1111af3a0cdd7de94e03789a6.tar.gz
gpio: Add missing spin_lock_init in gpio-pch driver
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 <tomoya.rohm@gmail.com> Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
-rw-r--r--drivers/gpio/gpio-pch.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 68fa55e86eb..e8729cc2ba2 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -392,6 +392,7 @@ static int __devinit pch_gpio_probe(struct pci_dev *pdev,
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) {