Fixed phone process crash in some rare conditions am: 0d89e50e am: 50450b5f am: 2068ca82

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/2197200



Change-Id: I243832984418d899540bd3e9dc090178043f2704
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>