Patch to fix some simple compilation warnings

[Chris Johns]

R. Diez wrote:
>
>> * rtems-rfs-format.c: Chris Johns should comment.
>
> Do you mean I should find out who Chris Johns is and contact him?

Over here.

>
> The patch is really simple and fixes straightforward compilation warnings. I reckon it would take a couple of minutes for you to rebuild all once and fix all the warnings.
>

It looks fine.

Chris