| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.12 044/212] gpio: rcar: NULL dereference on error in probe() | Date | Mon, 2 Dec 2013 11:13:55 -0800 |
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3.12-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter <dan.carpenter@oracle.com>
commit 0c8aab8e65e450f2bfea494c1b6a86ded653f88c upstream.
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@oracle.com> Acked-by: Magnus Damm <damm@opensource.se> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpio/gpio-rcar.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -380,7 +380,7 @@ static int gpio_rcar_probe(struct platfo 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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