MB-13268: Fixed variable initialization
MB-13268: Fixed variable initialization

Reported by source analysis in Visual Studio 2013

Change-Id: Iab3cabcd58fe92fee9e9f9cce9ffd04be7831c1c
Reviewed-on: http://review.couchbase.org/46235
Reviewed-by: Daniel Owen <b3fc0e1a51f252986e60be7da121b74d3ac6845f@couchbase.com>
Tested-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>

couchbase/memcached,couchbase/memcached,mrkwse/memcached,daverigby/memcached,cloudrain21/memcached-1,cloudrain21/memcached-1,mrkwse/memcached,cloudrain21/memcached-1,daverigby/memcached,owendCB/memcached,couchbase/memcached,daverigby/kv_engine,owendCB/memcached,daverigby/kv_engine,daverigby/memcached,daverigby/memcached,cloudrain21/memcached-1,daverigby/kv_engine,owendCB/memcached,owendCB/memcached,mrkwse/memcached,mrkwse/memcached,couchbase/memcached,daverigby/kv_engine