We have been occasionally seeing "signature verification failed" error message when applying an update. Make more verbose output to help debugging. Bug: 28246534 Change-Id: Id83633adc9b86b3fd36abbb504e430f0816f12e4
Bug: 18790686 Change-Id: I7d2136fb39b2266f5ae5be24819c617b08a6c21e
So we can remove a few free()s. And also replace a few pointers with references. Change-Id: I4b6332216704f4f9ea4a044b8d4bb7aa42a7ef26