[patch] gpio: rcar: NULL dereference on error in probe()

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It's not obvious from the label name but "err1" tries to release
"p->irq_domain" which leads to a NULL dereference.

Fixes: 119f5e448d32 ('gpio: Renesas R-Car GPIO driver V3')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index d3f15ae..fe088a3 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -381,7 +381,7 @@ static int gpio_rcar_probe(struct platform_device *pdev)
 	if (!p->irq_domain) {
 		ret = -ENXIO;
 		dev_err(&pdev->dev, "cannot initialize irq domain\n");
-		goto err1;
+		goto err0;
 	}
 
 	if (devm_request_irq(&pdev->dev, irq->start,
--
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