(_gss_spnego_delete_sec_context): don't release preferred_mech_type and negotiated_mech_type, they where never allocated from the begining.
(_gss_spnego_delete_sec_context): don't release preferred_mech_type
and negotiated_mech_type, they where never allocated from the
begining.


git-svn-id: 193148810cf65385f3a195dbc9a8b504846da3a2@17745 ec53bebd-3082-4978-b11e-865c3cabbd6b

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal