MB-8991: Remove typo in assignment

The statement "password == NULL" have no effect and
emits a warning that may cause a build break depending on the
compilers setting. In this case the password variable isn't used
either due to the fact that the password length == 0

Change-Id: Ic8fb0023cd82badd418b235d5055de3d508c4fcc
Build using CMake

Change-Id: I4c1af45be1b2f1e2112e323ba839405249815b4a