Merge "Do not process null network packets on all clients" am: f4cf2707e7 am: 9deb915de1

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2602192

Change-Id: Ida3c47fbf50311f019f994cebd5572c39c77d68f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>