tree 1ead418e696d0d8338def1f5d6a172b184cef286
parent 6cf7fde4f66167eeda21493614d54fd21d8f58f0
author Pau Espin Pedrol <pespin@sysmocom.de> 1703182888 +0100
committer Pau Espin Pedrol <pespin@sysmocom.de> 1703182891 +0100

mme: expect EMM Information received after attach

open5gs-mmed transmits it after attach  complete.
Read it so that it's not kept queued in the port and follow-up uses of
the port don't provide unexpected results.

Change-Id: I6f19a18cced7acd2b831c943e8b3a1f462378435