LD_PRELOAD: Fix coverity warnings

** CID 182185:  Memory - illegal accesses  (UNINIT)
** CID 182184:  Memory - illegal accesses  (UNINIT)
** CID 182183:    (UNINIT)
** CID 182182:  Memory - illegal accesses  (UNINIT)
** CID 182181:  Memory - illegal accesses  (UNINIT)
** CID 182180:  Uninitialized variables  (UNINIT)
** CID 182179:  Null pointer dereferences  (REVERSE_INULL)
** CID 182178:  Uninitialized variables  (UNINIT)
** CID 182177:  Uninitialized variables  (UNINIT)

Change-Id: I33e043572db493eef58d85c5096ceac5a7d41c7a
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>