ceph/ceph — pull request #2068 by thorstenb (2014-07-02 23:25:57+00:00)
Title: ceph_argparse_flag has no regular 3rd parameter.

With clang warning: 'va_start' has undefined behavior with reference
types, noticing copy-paste mistake on ceph_argparse_flag.

Signed-off-by: Thorsten Behrens