[PATCH -next] i2c: stm32: fix the return value handle for platform_get_irq()
Alain Volmat
alain.volmat at foss.st.com
Wed Aug 2 02:13:30 PDT 2023
Hi Ruan,
thanks for your patch.
On Mon, Jul 31, 2023 at 07:27:55PM +0800, Ruan Jinjie wrote:
> There is no possible for platform_get_irq() to return 0,
> and the return value of platform_get_irq() is more sensible
> to show the error reason.
>
> Signed-off-by: Ruan Jinjie <ruanjinjie at huawei.com>
> ---
> drivers/i2c/busses/i2c-stm32f7.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
> index e897d9101434..579b30581725 100644
> --- a/drivers/i2c/busses/i2c-stm32f7.c
> +++ b/drivers/i2c/busses/i2c-stm32f7.c
> @@ -2121,12 +2121,12 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)
> phy_addr = (dma_addr_t)res->start;
>
> irq_event = platform_get_irq(pdev, 0);
> - if (irq_event <= 0)
> - return irq_event ? : -ENOENT;
> + if (irq_event < 0)
> + return irq_event;
>
> irq_error = platform_get_irq(pdev, 1);
> - if (irq_error <= 0)
> - return irq_error ? : -ENOENT;
> + if (irq_error < 0)
> + return irq_error;
>
> i2c_dev->wakeup_src = of_property_read_bool(pdev->dev.of_node,
> "wakeup-source");
Acked-by: Alain Volmat <alain.volmat at foss.st.com>
Regards
Alain
> --
> 2.34.1
>
More information about the linux-arm-kernel
mailing list