ruct_size(p, member, count)					\
	__builtin_choose_expr(__is_constexpr(count),			\
		sizeof(*(p)) + flex_array_size(p, member, count),	\
		size_add(sizeof(*(p)), flex_array_size(p, member, count)))
                ^^^^^^^^

So there's an addition of three numbers, yet you're only checking that
the addition of two of them doesn't overflow.

Thanks,

Lukas[PATCH v2 1/2] crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_idLukas Wunner <lukas@wunner.de> undefinedThorsten Blum <thorsten.blum@linux.dev> undefined undefined undefined undefined undefined undefined undefined undefined undefined undefinedŒ$ƒŽ[