tree 03410f179241df55c70513183c26b81789d6e7cc
parent 8c724025e8a9609b81cfd7a1097bc01c355837e0
author Vadim Yanitskiy <axilirator@gmail.com> 1587300779 +0700
committer Vadim Yanitskiy <axilirator@gmail.com> 1587301041 +0700

fix E-Routing-Error: both session state / ID IEs are optional

If a message that has triggered the E-Routing-Error contains no
session related IEs, they will also be absent in the error message.

Change-Id: I0c0c84c9dbd2e53e7d1720868cc157f9e21749c2