oap_client: reject all messages in disabled/uninitialized state

Fixes the bug indicated in oap_client_test.c: adjust to actually expect the
proper behavior.

Also adjust for modified return value for message rejection. Instead of -1,
just expect < 0.

Adjust experr for new error messages.

Related: OS#1592
Change-Id: I16165d228653e8a2689f9df94b77b470c06480c6
4 files changed
tree: 1d36a7411f0e471c20f4b1db84b02e1323463034
  1. contrib/
  2. debian/
  3. openbsc/
  4. .gitignore
  5. .gitreview
  6. .mailmap