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gpio: 104-idi-48: Fix missing spin_lock_init for ack_lock 

Fixes: 9ae482104c ("gpio: 104-idi-48: Clear pending interrupt once in IRQ handler")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2016-06-13 13:48:53 +08:00 committed by Linus Walleij
parent 5edb56491d
commit 053ae6499a
1 changed files with 1 additions and 0 deletions
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drivers/gpio/gpio-104-idi-48.c
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@ -247,6 +247,7 @@ static int idi_48_probe(struct device *dev, unsigned int id)
idi48gpio->irq = irq[id];
spin_lock_init(&idi48gpio->lock);
spin_lock_init(&idi48gpio->ack_lock);
dev_set_drvdata(dev, idi48gpio);