move another block into a function.

On passing, avoid two null-pointer string dereference
while printing messages (which are
sometimes not fatal in some platforms, but still wrong).
These two lines at least should be merged to 1.4 once i am
done with all the changes here.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@47180 65c4cc65-6c06-0410-ace0-fbb531ad65f3