From 5664de25fa8ad2f06d6d7dd44df61023e1aaaa14 Mon Sep 17 00:00:00 2001 From: LABBE Corentin Date: Wed, 11 Nov 2015 21:27:36 +0100 Subject: gpio: palmas: fix a possible NULL dereference of_match_device could return NULL, and so cause a NULL pointer dereference later. Reported-by: coverity (CID 1130700) Signed-off-by: LABBE Corentin Signed-off-by: Linus Walleij --- drivers/gpio/gpio-palmas.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpio') diff --git a/drivers/gpio/gpio-palmas.c b/drivers/gpio/gpio-palmas.c index 171a6389f9ce..52b447c071cb 100644 --- a/drivers/gpio/gpio-palmas.c +++ b/drivers/gpio/gpio-palmas.c @@ -167,6 +167,8 @@ static int palmas_gpio_probe(struct platform_device *pdev) const struct palmas_device_data *dev_data; match = of_match_device(of_palmas_gpio_match, &pdev->dev); + if (!match) + return -ENODEV; dev_data = match->data; if (!dev_data) dev_data = &palmas_dev_data; -- cgit v1.2.3