Messages in this thread Patch in this message | | | From | Jiasheng Jiang <> | Subject | [PATCH] gpio: ath79: Add missing check for platform_get_irq | Date | Thu, 1 Jun 2023 16:51:32 +0800 |
| |
Add the missing check for platform_get_irq and return error if it fails.
Fixes: 2b8f89e19b6d ("gpio: ath79: Add support for the interrupt controller") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/gpio/gpio-ath79.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpio/gpio-ath79.c b/drivers/gpio/gpio-ath79.c index aa0a954b8392..4b67428a8c17 100644 --- a/drivers/gpio/gpio-ath79.c +++ b/drivers/gpio/gpio-ath79.c @@ -286,6 +286,8 @@ static int ath79_gpio_probe(struct platform_device *pdev) if (!girq->parents) return -ENOMEM; girq->parents[0] = platform_get_irq(pdev, 0); + if (girq->parents[0] < 0) + return -ENODEV; girq->default_type = IRQ_TYPE_NONE; girq->handler = handle_simple_irq; } -- 2.25.1
| |