import fix to ITS#5103

CHANGES

 OpenLDAP 2.3 Change Log
 
 OpenLDAP 2.3.39 Engineering
+	Fixed libldap ppolicy control creation (ITS#5103)
 	Documentation
-		Document slapd-sql workaround to ITS#4785
+		Added slapd-sql empty oc mapping workaround (ITS#4785)
 
 OpenLDAP 2.3.38 Release (2007/08/20)
 	Fixed slapadd check for ';binary' when required (ITS#5071)

libraries/libldap/controls.c

@@ -442,7 +442,8 @@ ldap_create_control(
 		return LDAP_NO_MEMORY;
 	}
 
-	if ( ber_flatten2( ber, &ctrl->ldctl_value, 1 ) == -1 ) {
+	BER_BVZERO( &ctrl->ldctl_value );
+	if ( ber != NULL && ber_flatten2( ber, &ctrl->ldctl_value, 1 ) == -1 ) {
 		LDAP_FREE( ctrl );
 		return LDAP_NO_MEMORY;
 	}

libraries/libldap/ppolicy.c

@@ -61,21 +61,13 @@ int
 ldap_create_passwordpolicy_control( LDAP *ld,
                                     LDAPControl **ctrlp )
 {
-	BerElement *ber;
-
 	assert( ld != NULL );
 	assert( LDAP_VALID( ld ) );
 	assert( ctrlp != NULL );
 
-	if ((ber = ldap_alloc_ber_with_options(ld)) == NULL) {
-		ld->ld_errno = LDAP_NO_MEMORY;
-		return(LDAP_NO_MEMORY);
-	}
-
 	ld->ld_errno = ldap_create_control( LDAP_CONTROL_PASSWORDPOLICYREQUEST,
-		ber, 0, ctrlp);
+		NULL, 0, ctrlp);
 
-	ber_free(ber, 1);
 	return(ld->ld_errno);
 }