[PATCH] i3c: master: use kzalloc_flex

[Frank Li]

On Wed, Mar 11, 2026 at 05:15:34PM -0700, Rosen Penev wrote:
> Simplifies allocations by using a flexible array member in this struct.
>
> Add __counted_by to get extra runtime analysis.
>
> Signed-off-by: Rosen Penev <rosenp at gmail.com>
> ---
Reviewed-by: Frank Li <Frank.Li at nxp.com>
>