From: Arnaud Giersch <arnaud.giersch@univ-fcomte.fr>
Date: Mon, 10 Jan 2022 12:57:28 +0000 (+0100)
Subject: Fix ccpcheck warning: Possible null pointer dereference: gateway.
X-Git-Tag: v3.30~93
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/23f71d630a3a7d773acb2325e5f75fd3641af5b2?hp=f0c07d4ab3b94286d109ff88493b01c082ad70cb

Fix ccpcheck warning: Possible null pointer dereference: gateway.
---

diff --git a/examples/cpp/clusters-multicpu/s4u-clusters-multicpu.cpp b/examples/cpp/clusters-multicpu/s4u-clusters-multicpu.cpp
index 288e5a45ba..ec75a90c45 100644
--- a/examples/cpp/clusters-multicpu/s4u-clusters-multicpu.cpp
+++ b/examples/cpp/clusters-multicpu/s4u-clusters-multicpu.cpp
@@ -102,14 +102,14 @@ create_hostzone(const sg4::NetZone* zone, const std::vector<unsigned long>& /*co
   /* setting my Torus parent zone */
   host_zone->set_parent(zone);
 
-  const sg4::Host* gateway = nullptr;
+  simgrid::kernel::routing::NetPoint* gateway = nullptr;
   /* create CPUs */
   for (int i = 0; i < num_cpus; i++) {
     std::string cpu_name  = hostname + "-cpu" + std::to_string(i);
     const sg4::Host* host = host_zone->create_host(cpu_name, speed)->seal();
     /* the first CPU is the gateway */
     if (i == 0)
-      gateway = host;
+      gateway = host->get_netpoint();
     /* create split-duplex link */
     sg4::SplitDuplexLink* link = host_zone->create_split_duplex_link("link-" + cpu_name, link_bw);
     link->set_latency(link_lat)->seal();
@@ -119,7 +119,7 @@ create_hostzone(const sg4::NetZone* zone, const std::vector<unsigned long>& /*co
   }
   /* seal newly created netzone */
   host_zone->seal();
-  return std::make_pair(host_zone->get_netpoint(), gateway->get_netpoint());
+  return std::make_pair(host_zone->get_netpoint(), gateway);
 }
 
 /*************************************************************************************************/