dlclose confuses LeakSanitizer

...so just do not bother unloading the protector libs again

Change-Id: I33caa7beaac3b5e6c4a4836061def24fc5372b70
Fix memory leak

...and add---most likely necessary---null check

Change-Id: I3f31c20442c45ddfd98429347f5c2521597c1769
Remove unnecessary #include again

Change-Id: I8086bd4859f9f89c39e4cd1a57144a51caec3876
Avoid undefined left shift of negative value

Change-Id: If4e7f6fca3f6afbbeaa79e00706be08d674e2aeb
Fix memory leak

Change-Id: Iae6c5c1590970f79f78c50e390ffd592e5be1bc6
Avoid undefined signed integer overflow

Change-Id: Idbb8109c36dfe1c8ed4acb8dff1a1538e386abd8
Fix memory leak

Change-Id: Ie12862f8df701298db51ed45b5c24814a6f94def