From: Jiasheng Jiang Date: Tue, 6 Jun 2023 03:11:59 +0000 (+0800) Subject: gpio: sifive: add missing check for platform_get_irq X-Git-Tag: v6.1.37~76 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8592ada80ea52f7d4ce283da6624fc372a31b455;p=platform%2Fkernel%2Flinux-starfive.git gpio: sifive: add missing check for platform_get_irq [ Upstream commit c1bcb976d8feb107ff2c12caaf12ac5e70f44d5f ] Add the missing check for platform_get_irq() and return error code if it fails. The returned error code will be dealed with in builtin_platform_driver(sifive_gpio_driver) and the driver will not be registered. Fixes: f52d6d8b43e5 ("gpio: sifive: To get gpio irq offset from device tree data") Signed-off-by: Jiasheng Jiang Signed-off-by: Bartosz Golaszewski Signed-off-by: Sasha Levin --- diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c index bc5660f61c57..0f1e1226ebbe 100644 --- a/drivers/gpio/gpio-sifive.c +++ b/drivers/gpio/gpio-sifive.c @@ -221,8 +221,12 @@ static int sifive_gpio_probe(struct platform_device *pdev) return -ENODEV; } - for (i = 0; i < ngpio; i++) - chip->irq_number[i] = platform_get_irq(pdev, i); + for (i = 0; i < ngpio; i++) { + ret = platform_get_irq(pdev, i); + if (ret < 0) + return ret; + chip->irq_number[i] = ret; + } ret = bgpio_init(&chip->gc, dev, 4, chip->base + SIFIVE_GPIO_INPUT_VAL,