From dbde9cbea0a1d767c88b6cb3390c9fa1d949efe2 Mon Sep 17 00:00:00 2001 From: Andrew Bartlett Date: Mon, 18 Aug 2008 20:20:24 +1000 Subject: Fix segfaults when loading the schema fails. (This used to be commit 9643db1a011edc95aa903908cec708b3a3566e71) --- source4/dsdb/schema/schema_init.c | 27 +++++++++++++-------------- 1 file changed, 13 insertions(+), 14 deletions(-) (limited to 'source4') diff --git a/source4/dsdb/schema/schema_init.c b/source4/dsdb/schema/schema_init.c index 65df25ca3f..73be580347 100644 --- a/source4/dsdb/schema/schema_init.c +++ b/source4/dsdb/schema/schema_init.c @@ -809,7 +809,6 @@ int dsdb_schema_from_ldb_results(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, if (!prefix_val) { *error_string = talloc_asprintf(mem_ctx, "schema_fsmo_init: no prefixMap attribute found"); - talloc_free(mem_ctx); return LDB_ERR_CONSTRAINT_VIOLATION; } info_val = ldb_msg_find_ldb_val(schema_res->msgs[0], "schemaInfo"); @@ -828,7 +827,6 @@ int dsdb_schema_from_ldb_results(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, *error_string = talloc_asprintf(mem_ctx, "schema_fsmo_init: failed to load oid mappings: %s", win_errstr(status)); - talloc_free(mem_ctx); return LDB_ERR_CONSTRAINT_VIOLATION; } @@ -847,7 +845,6 @@ int dsdb_schema_from_ldb_results(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, "schema_fsmo_init: failed to load attribute definition: %s:%s", ldb_dn_get_linearized(attrs_res->msgs[i]->dn), win_errstr(status)); - talloc_free(mem_ctx); return LDB_ERR_CONSTRAINT_VIOLATION; } @@ -869,7 +866,6 @@ int dsdb_schema_from_ldb_results(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, "schema_fsmo_init: failed to load class definition: %s:%s", ldb_dn_get_linearized(objectclass_res->msgs[i]->dn), win_errstr(status)); - talloc_free(mem_ctx); return LDB_ERR_CONSTRAINT_VIOLATION; } @@ -914,7 +910,6 @@ static int fetch_oc_recursive(struct ldb_context *ldb, struct ldb_dn *schemadn, "(&(&(objectClass=classSchema)(subClassOf=%s))(!(lDAPDisplayName=%s)))", name, name); if (ret != LDB_SUCCESS) { - printf("Search failed: %s\n", ldb_errstring(ldb)); return ret; } @@ -940,7 +935,8 @@ static int fetch_oc_recursive(struct ldb_context *ldb, struct ldb_dn *schemadn, static int fetch_objectclass_schema(struct ldb_context *ldb, struct ldb_dn *schemadn, TALLOC_CTX *mem_ctx, - struct ldb_result **objectclasses_res) + struct ldb_result **objectclasses_res, + char **error_string) { TALLOC_CTX *local_ctx = talloc_new(mem_ctx); struct ldb_result *top_res, *ret_res; @@ -949,19 +945,23 @@ static int fetch_objectclass_schema(struct ldb_context *ldb, struct ldb_dn *sche return LDB_ERR_OPERATIONS_ERROR; } - /* Downlaod 'top' */ + /* Download 'top' */ ret = ldb_search(ldb, schemadn, LDB_SCOPE_SUBTREE, "(&(objectClass=classSchema)(lDAPDisplayName=top))", NULL, &top_res); if (ret != LDB_SUCCESS) { - printf("Search failed: %s\n", ldb_errstring(ldb)); - return LDB_ERR_OPERATIONS_ERROR; + *error_string = talloc_asprintf(mem_ctx, + "dsdb_schema: failed to search for top classSchema object: %s", + ldb_errstring(ldb)); + return ret; } talloc_steal(local_ctx, top_res); if (top_res->count != 1) { - return LDB_ERR_OPERATIONS_ERROR; + *error_string = talloc_asprintf(mem_ctx, + "dsdb_schema: failed to find top classSchema object"); + return LDB_ERR_NO_SUCH_OBJECT; } ret_res = talloc_zero(local_ctx, struct ldb_result); @@ -972,8 +972,7 @@ static int fetch_objectclass_schema(struct ldb_context *ldb, struct ldb_dn *sche ret = fetch_oc_recursive(ldb, schemadn, local_ctx, top_res, ret_res); if (ret != LDB_SUCCESS) { - printf("Search failed: %s\n", ldb_errstring(ldb)); - return LDB_ERR_OPERATIONS_ERROR; + return ret; } *objectclasses_res = talloc_move(mem_ctx, &ret_res); @@ -1051,10 +1050,10 @@ int dsdb_schema_from_schema_dn(TALLOC_CTX *mem_ctx, struct ldb_context *ldb, /* * load the objectClass definitions */ - ret = fetch_objectclass_schema(ldb, schema_dn, tmp_ctx, &c_res); + ret = fetch_objectclass_schema(ldb, schema_dn, tmp_ctx, &c_res, &error_string); if (ret != LDB_SUCCESS) { *error_string_out = talloc_asprintf(mem_ctx, - "Failed to fetch objectClass schema elements: %s\n", ldb_errstring(ldb)); + "Failed to fetch objectClass schema elements: %s", error_string); talloc_free(tmp_ctx); return ret; } -- cgit