mgcp: Fix grammar, clean-up return codes

Mike's patch included clean-ups I want to apply separately and
change them a bit. If we return from an else we don't need to
put the else.

* Try the E1 trunk first
* Then try a local virtual trunk
* Fail if none of the above returned
1 file changed
tree: 01ec843247da4e0f9201330f280d0ec51694a023
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. .gitignore
  7. README