am b4de2f99: am 05f0382b: When dropping privileges, check return values.

Merge commit 'b4de2f997591d3ee5f1eff92fbf2d4628cee5f2c'

* commit 'b4de2f997591d3ee5f1eff92fbf2d4628cee5f2c':
  When dropping privileges, check return values.