Only use source addresses in handlePacket am: 7078ac59b9 am: 85fdea8df8

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2908143

Change-Id: I6f4217f08d82dfa7653ee79967c2dc0707d993ba
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>