better failure handling for streams

[simgrid.git] / src / kernel / routing / StarZone.cpp

diff --git a/src/kernel/routing/StarZone.cpp b/src/kernel/routing/StarZone.cpp
index a6ef423012b212c0a9c8bc78c9d0bfd510ea31e9..d698a2f991dfab83955e3241a27dde1945daa43e 100644 (file)
--- a/src/kernel/routing/StarZone.cpp
+++ b/src/kernel/routing/StarZone.cpp
@@ -110,7 +110,7 @@ void StarZone::check_add_route_param(const NetPoint* src, const NetPoint* dst, c
                              src->get_cname(), gw_src->get_cname()));
 
     const auto* netzone_src = get_netzone_recursive(src);
-    if (not netzone_src->is_component_recursive(gw_src))
+    if (not netzone_src || not netzone_src->is_component_recursive(gw_src))
       throw std::invalid_argument(xbt::string_printf(
           "Invalid NetzoneRoute from %s@%s to %s: gw_src %s belongs to %s, not to %s.", src_name, gw_src->get_cname(),
           dst_name, gw_src->get_cname(), gw_src->get_englobing_zone()->get_cname(), src_name));
@@ -126,7 +126,7 @@ void StarZone::check_add_route_param(const NetPoint* src, const NetPoint* dst, c
                              dst->get_cname(), gw_dst->get_cname()));
 
     const auto* netzone_dst = get_netzone_recursive(dst);
-    if (not netzone_dst->is_component_recursive(gw_dst))
+    if (not netzone_dst || not netzone_dst->is_component_recursive(gw_dst))
       throw std::invalid_argument(xbt::string_printf(
           "Invalid NetzoneRoute from %s@%s to %s: gw_dst %s belongs to %s, not to %s.", dst_name, gw_dst->get_cname(),
           src_name, gw_dst->get_cname(), gw_dst->get_englobing_zone()->get_cname(), dst_name));