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-rw-r--r--source4/dsdb/schema/schema_inferiors.c27
-rw-r--r--source4/dsdb/schema/schema_set.c5
2 files changed, 25 insertions, 7 deletions
diff --git a/source4/dsdb/schema/schema_inferiors.c b/source4/dsdb/schema/schema_inferiors.c
index 3be97b6b83..ecac74a954 100644
--- a/source4/dsdb/schema/schema_inferiors.c
+++ b/source4/dsdb/schema/schema_inferiors.c
@@ -149,19 +149,22 @@ void schema_subclasses_order_recurse(struct dsdb_schema *schema, struct dsdb_cla
return;
}
-static void schema_create_subclasses(struct dsdb_schema *schema)
+static int schema_create_subclasses(struct dsdb_schema *schema)
{
- struct dsdb_class *schema_class;
+ struct dsdb_class *schema_class, *top;
for (schema_class=schema->classes; schema_class; schema_class=schema_class->next) {
struct dsdb_class *schema_class2 = dsdb_class_by_lDAPDisplayName(schema, schema_class->subClassOf);
if (schema_class2 == NULL) {
DEBUG(0,("ERROR: no subClassOf for '%s'\n", schema_class->lDAPDisplayName));
- continue;
+ return LDB_ERR_OPERATIONS_ERROR;
}
if (schema_class2 && schema_class != schema_class2) {
if (schema_class2->subclasses_direct == NULL) {
schema_class2->subclasses_direct = str_list_make_empty(schema_class2);
+ if (!schema_class2->subclasses_direct) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
}
schema_class2->subclasses_direct = str_list_add_const(schema_class2->subclasses_direct,
schema_class->lDAPDisplayName);
@@ -175,7 +178,14 @@ static void schema_create_subclasses(struct dsdb_schema *schema)
schema_class->subClass_order = 0;
}
- schema_subclasses_order_recurse(schema, dsdb_class_by_lDAPDisplayName(schema, "top"), 1);
+ top = dsdb_class_by_lDAPDisplayName(schema, "top");
+ if (!top) {
+ DEBUG(0,("ERROR: no 'top' class in loaded schema\n"));
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ schema_subclasses_order_recurse(schema, top, 1);
+ return LDB_SUCCESS;
}
static void schema_fill_possible_inferiors(struct dsdb_schema *schema, struct dsdb_class *schema_class)
@@ -294,13 +304,17 @@ static void schema_fill_from_ids(struct dsdb_schema *schema)
}
}
-void schema_fill_constructed(struct dsdb_schema *schema)
+int schema_fill_constructed(struct dsdb_schema *schema)
{
+ int ret;
struct dsdb_class *schema_class;
schema_fill_from_ids(schema);
- schema_create_subclasses(schema);
+ ret = schema_create_subclasses(schema);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
for (schema_class=schema->classes; schema_class; schema_class=schema_class->next) {
schema_fill_possible_inferiors(schema, schema_class);
@@ -318,4 +332,5 @@ void schema_fill_constructed(struct dsdb_schema *schema)
schema_class->subclasses = NULL;
schema_class->posssuperiors = NULL;
}
+ return LDB_SUCCESS;
}
diff --git a/source4/dsdb/schema/schema_set.c b/source4/dsdb/schema/schema_set.c
index 6f09f63596..9f22b32334 100644
--- a/source4/dsdb/schema/schema_set.c
+++ b/source4/dsdb/schema/schema_set.c
@@ -346,7 +346,10 @@ int dsdb_set_schema(struct ldb_context *ldb, struct dsdb_schema *schema)
return ret;
}
- schema_fill_constructed(schema);
+ ret = schema_fill_constructed(schema);
+ if (ret != LDB_SUCCESS) {
+ return ret;
+ }
ret = ldb_set_opaque(ldb, "dsdb_schema", schema);
if (ret != LDB_SUCCESS) {