ofproto: Fix potential leak during flow mods.

[sliver-openvswitch.git] / ovsdb / execution.c

diff --git a/ovsdb/execution.c b/ovsdb/execution.c
index 1aff0c5..7a1db0c 100644 (file)
--- a/ovsdb/execution.c
+++ b/ovsdb/execution.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2009, 2010, 2011 Nicira, Inc.
+/* Copyright (c) 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,7 +15,6 @@
 
 #include <config.h>
 
-#include <assert.h>
 #include <limits.h>
 
 #include "column.h"
@@ -141,7 +140,7 @@ ovsdb_execute(struct ovsdb *db, const struct ovsdb_session *session,
 
         /* Parse and execute operation. */
         ovsdb_parser_init(&parser, operation,
-                          "ovsdb operation %zu of %zu", i, n_operations);
+                          "ovsdb operation %"PRIuSIZE" of %"PRIuSIZE, i, n_operations);
         op = ovsdb_parser_member(&parser, "op", OP_ID);
         result = json_object_create();
         if (op) {
@@ -154,7 +153,7 @@ ovsdb_execute(struct ovsdb *db, const struct ovsdb_session *session,
                                          op_name);
             }
         } else {
-            assert(ovsdb_parser_has_error(&parser));
+            ovs_assert(ovsdb_parser_has_error(&parser));
         }
 
         /* A parse error overrides any other error.
@@ -434,6 +433,22 @@ ovsdb_execute_update(struct ovsdb_execution *x, struct ovsdb_parser *parser,
     if (!error) {
         error = parse_row(row_json, table, x->symtab, &row, &columns);
     }
+    if (!error) {
+        size_t i;
+
+        for (i = 0; i < columns.n_columns; i++) {
+            const struct ovsdb_column *column = columns.columns[i];
+
+            if (!column->mutable) {
+                error = ovsdb_syntax_error(parser->json,
+                                           "constraint violation",
+                                           "Cannot update immutable column %s "
+                                           "in table %s.",
+                                           column->name, table->schema->name);
+                break;
+            }
+        }
+    }
     if (!error) {
         error = ovsdb_condition_from_json(table->schema, where, x->symtab,
                                           &condition);