Merge pull request #3290 from ceph/wip-da-SCA-20150102

Coverity and SCA fixes

Reviewed-by: Sage Weil <sage@redhat.com>

diff --cc src/client/Client.cc
Simple merge

diff --cc src/librados/librados.cc
Simple merge

diff --cc src/mds/MDS.cc
Simple merge

diff --cc src/mds/Server.cc
Simple merge

diff --cc src/msg/async/AsyncConnection.cc
Simple merge