1 files changed, 5 insertions, 0 deletions
diff --git a/WebCore/bindings/js/JSSQLTransactionCustom.cpp b/WebCore/bindings/js/JSSQLTransactionCustom.cpp
index 30d59aa..dbe8e3c 100644
--- a/WebCore/bindings/js/JSSQLTransactionCustom.cpp
+++ b/WebCore/bindings/js/JSSQLTransactionCustom.cpp
@@ -44,6 +44,11 @@ namespace WebCore {
     
 JSValue JSSQLTransaction::executeSql(ExecState* exec, const ArgList& args)
 {
+    if (args.isEmpty()) {
+        setDOMException(exec, SYNTAX_ERR);
+        return jsUndefined();
+    }
+
     String sqlStatement = args.at(0).toString(exec);
     if (exec->hadException())
         return jsUndefined();