Merge "libconnectivity_native add null check" am: 5778445ee0 am: 4677c879cd

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2478255

Change-Id: Ice864654cd6a5a4b25a8e3fb83ef7993729719e5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>