Ticket History #3182: krb5_gss_inquire_cred can copy out uninitialized pointer

* inq_cred.c (krb5_gss_inquire_cred): Initialize ret_name to
NULL. Only call kg_save_name() if ret_name is actually non-NULL.
Return GSS_C_NO_NAME for now if no principal name in the cred.
Reported by Christoph Weizen.

Commit By: tlyu



Revision: 17384
Changed Files:
U trunk/src/lib/gssapi/krb5/ChangeLog
U trunk/src/lib/gssapi/krb5/inq_cred.c

pullup r17384 from trunk.

Commit By: tlyu



Revision: 17390
Changed Files:
U branches/krb5-1-4/src/lib/gssapi/krb5/ChangeLog
U branches/krb5-1-4/src/lib/gssapi/krb5/inq_cred.c