Use reference.

falcosecurity · May 2, 2018 · ad482d8 · ad482d8
1 parent ec09ff2
commit ad482d8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/userspace/engine/rules.cpp b/userspace/engine/rules.cpp
@@ -304,7 +304,7 @@ void falco_rules::load_rules(const string &rules_content,
 					fields.push_back(field_base + "$");
 				}
 
-				for(auto field : fields)
+				for(auto &field : fields)
 				{
 					lua_pushstring(m_ls, field.c_str());
 					lua_pushnumber(m_ls, 1);