fix warning: cred_lifetime could be used uninitialized if ssl_get_times() fails
fix warning: cred_lifetime could be used uninitialized if ssl_get_times() fails

gridcf/gct,globus/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,gridcf/gct,globus/globus-toolkit,gridcf/gct,globus/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,gridcf/gct,ellert/globus-toolkit,ellert/globus-toolkit,gridcf/gct,globus/globus-toolkit,ellert/globus-toolkit,ellert/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,gridcf/gct