GSS functions which accept gss_buffer_t output arguments should
initialize those buffers to empty on startup (see gss_wrap, for
instance).  Do so for gss_get_name_attribute in the mechglue.

https://github.com/krb5/krb5/commit/d841647b267417bb6b4bbb1a4333f8a048f26ca3
Commit By: ghudson
Revision: 25700
Changed Files:
U   trunk/src/lib/gssapi/mechglue/g_get_name_attr.c