| Message ID | 20230601082440.30110-1-jiasheng@iscas.ac.cn |
|---|---|
| State | New |
| Headers | show |
| Series | gpio: sifive: Add missing check for platform_get_irq | expand |
Thu, Jun 01, 2023 at 04:24:40PM +0800, Jiasheng Jiang kirjoitti: > Add missing check for platform_get_irq and return error Also refer to the functions as func(), like platform_get_irq(). > if it fails. ... > + for (i = 0; i < ngpio; i++) { > chip->irq_number[i] = platform_get_irq(pdev, i); > + if (chip->irq_number[i] < 0) > + return -ENODEV; Same as per the other email, why has the error code to be shadow? > + }
diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c index 98939cd4a71e..7bca9c415564 100644 --- a/drivers/gpio/gpio-sifive.c +++ b/drivers/gpio/gpio-sifive.c @@ -221,8 +221,11 @@ static int sifive_gpio_probe(struct platform_device *pdev) return -ENODEV; } - for (i = 0; i < ngpio; i++) + for (i = 0; i < ngpio; i++) { chip->irq_number[i] = platform_get_irq(pdev, i); + if (chip->irq_number[i] < 0) + return -ENODEV; + } ret = bgpio_init(&chip->gc, dev, 4, chip->base + SIFIVE_GPIO_INPUT_VAL,
Add missing check for platform_get_irq and return error if it fails. Fixes: f52d6d8b43e5 ("gpio: sifive: To get gpio irq offset from device tree data") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/gpio/gpio-sifive.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)