75359a0 initgr: only search for primary group if it is not already cached

1 file Authored by sbose 8 years ago, Committed by jhrozek 8 years ago,
    initgr: only search for primary group if it is not already cached
    
    Related to https://fedorahosted.org/sssd/ticket/2868
    
    Reviewed-by: Pavel Reichl <preichl@redhat.com>
    (cherry picked from commit e182d98a391b5f6d3562e442748254cdbcef0b81)