[PATCH] c-user: Document rtems_extension_create()

[Gedare Bloom]

On Fri, Apr 17, 2020 at 2:11 AM Sebastian Huber
<sebastian.huber at embedded-brains.de> wrote:
>
> Close #3953.
> ---
>  c-user/user_extensions.rst | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/c-user/user_extensions.rst b/c-user/user_extensions.rst
> index c3bd1c6..89b86fd 100644
> --- a/c-user/user_extensions.rst
> +++ b/c-user/user_extensions.rst
> @@ -466,6 +466,8 @@ DIRECTIVE STATUS CODES:
>
>       * - ``RTEMS_SUCCESSFUL``
>         - extension set created successfully
> +     * - ``RTEMS_INVALID_ADDRESS``
> +       - ``table`` or ``id`` are NULL
This is OK, I guess there are no other valid checks that are made on
addresses usually.

As we continue to improve our processes, it may be worth considering
the use of well-defined regions and symbol ranges to provide
additional sanity checks on address pointers, maybe.  I'm just
ruminating.

>       * - ``RTEMS_INVALID_NAME``
>         - invalid extension set name
>       * - ``RTEMS_TOO_MANY``
> --
> 2.16.4
>
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