Merge "Fix null dereference read in android::hardware::bluetooth::hci::H4Protocol::Send" am: 3f2f348c48 am: dcc46ec5bd am: dc747c1046

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2548491

Change-Id: Iad5e17bfb76ff28c6ae3bfa5b465893a577d5457
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>