[PATCH] inetcomm/smtptransport.c : Remove some unneeded variables and assigns.

[Juan Lang]

> It makes the code use one less variable. I don't see how is this dubious,
> but I understand that it's trivial.

Yes, at the cost of potentially less readability, or, depending on the
compile settings, a little more difficulty in checking whether the
function succeeded.  I don't see that the benefits outweigh the costs.
--Juan