From 01a13889c9669b9b8dfbd6777f0964601e44a5f8 Mon Sep 17 00:00:00 2001
From: Shane Loretz <sloretz@osrfoundation.org>
Date: Mon, 19 Mar 2018 10:38:33 -0700
Subject: [PATCH] Check args for NULL

---
 rcl/src/rcl/arguments.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/rcl/src/rcl/arguments.c b/rcl/src/rcl/arguments.c
index 21264a9b5..a9943579f 100644
--- a/rcl/src/rcl/arguments.c
+++ b/rcl/src/rcl/arguments.c
@@ -50,6 +50,9 @@ _rcl_parse_remap_rule(
   rcl_allocator_t allocator,
   rcl_remap_t * output_rule)
 {
+  RCL_CHECK_ARGUMENT_FOR_NULL(arg, RCL_RET_INVALID_ARGUMENT, allocator);
+  RCL_CHECK_ARGUMENT_FOR_NULL(output_rule, RCL_RET_INVALID_ARGUMENT, allocator);
+
   size_t len_node_name = 0;
   size_t len_match = 0;
   size_t len_replacement = 0;