Add needed extra null check

Signed-off-by: Jorge Perez <jjperez@ekumenlabs.com>
ros2 · Jul 8, 2020 · 6ac9a75 · 6ac9a75
1 parent 70eba5e
commit 6ac9a75
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/rcl/src/rcl/remap.c b/rcl/src/rcl/remap.c
@@ -43,6 +43,7 @@ rcl_remap_copy(
 {
   RCL_CHECK_ARGUMENT_FOR_NULL(rule, RCL_RET_INVALID_ARGUMENT);
   RCL_CHECK_ARGUMENT_FOR_NULL(rule_out, RCL_RET_INVALID_ARGUMENT);
+  RCL_CHECK_ARGUMENT_FOR_NULL(rule->impl, RCL_RET_INVALID_ARGUMENT);
 
   if (NULL != rule_out->impl) {
     RCL_SET_ERROR_MSG("rule_out must be zero initialized");