Merge "Revert "Nullability check for inet module."" am: 56dba096a2

Original change: https://android-review.googlesource.com/c/platform/bionic/+/2587030

Change-Id: I6ce463a2b04dc86b65240a598376f79e8a155eb9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>