logcat: do not assign 0 or NULL to global variables
am: 9cc9cf0  -s ours

* commit '9cc9cf0280bfd90c8ccaafb250ccd4a4621b1cbc':
  logcat: do not assign 0 or NULL to global variables

Change-Id: Ib12d7a4ded0a3052ea348733e787cb47c1d4f11b