fail explicitly if setuid() fails

otherwise, the following code can be executed
with unintended privileges.

bug:28178548
Change-Id: I265f8c0e1693344a675cc2623968db816309b1f4
1 file changed
tree: 68b1dff251e32c250b92edbc0ecf67ecd79551a8
  1. include/
  2. libril/
  3. librilutils/
  4. reference-ril/
  5. rild/
  6. CleanSpec.mk