On Fri, Nov 01, 2024 at 10:06:40AM +0100, Arnd Bergmann wrote:
> On Thu, Oct 31, 2024, at 10:01, kernel test robot wrote:
> >
> > kernel test robot noticed the following build warnings:
>
> >>> drivers/leds/leds-turris-omnia.c:409:12: warning: stack frame size (2064) exceeds limit (2048) in 'omnia_leds_probe' [-Wframe-larger-than]
> > 409 | static int omnia_leds_probe(struct i2c_client *client)
> > | ^
>
> The problem here is the i2c_client on the stack, you can't
> do that:
>
> static int omnia_mcu_get_features(const struct i2c_client *client)
> {
> + struct i2c_client mcu_client = *client;
> u16 reply;
OMG, I see. struct i2c_client contains struct device.
OK, I will do this correctly by finding the MCU device on the I2C bus.
Marek
