gpio: xgene: Fix missing spin_lock_init()

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-xgene.c b/drivers/gpio/gpio-xgene.c
index 150e7f1..35104fd 100644 (file)
--- a/drivers/gpio/gpio-xgene.c
+++ b/drivers/gpio/gpio-xgene.c
@@ -189,6 +189,7 @@ static int xgene_gpio_probe(struct platform_device *pdev)
 
        gpio->chip.ngpio = XGENE_MAX_GPIOS;
 
+       spin_lock_init(&gpio->lock);
        gpio->chip.dev = &pdev->dev;
        gpio->chip.direction_input = xgene_gpio_dir_in;
        gpio->chip.direction_output = xgene_gpio_dir_out;