Re: [PATCH v2][next] iio: cros_ec: Avoid -Wflex-array-member-not-at-end warning

From: Tzung-Bi Shih
Date: Wed Mar 19 2025 - 05:15:17 EST


On Tue, Mar 18, 2025 at 08:33:20PM +1030, Gustavo A. R. Silva wrote:
> -Wflex-array-member-not-at-end was introduced in GCC-14, and we are
> getting ready to enable it, globally.
>
> Use the `DEFINE_RAW_FLEX()` helper for an on-stack definition of
> a flexible structure where the size of the flexible-array member
> is known at compile-time, and refactor the rest of the code,
> accordingly.
>
> So, with these changes, fix the following warning:
>
> drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c:39:40: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end]
>
> Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>

Reviewed-by: Tzung-Bi Shih <tzungbi@xxxxxxxxxx>