From a2d035fb70a8f91afefa8f91db2f65c2389d7eae Mon Sep 17 00:00:00 2001
From: Navarrop <Pierre.Navarro@imag.fr>
Date: Mon, 12 Dec 2011 15:08:17 +0100
Subject: [PATCH] Check for failed links on back_route when crosstraffic is
 activated

---
 src/surf/network_im.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/surf/network_im.c b/src/surf/network_im.c
index b5fc462016..1fb1901d7f 100644
--- a/src/surf/network_im.c
+++ b/src/surf/network_im.c
@@ -804,6 +804,15 @@ static surf_action_t im_net_communicate(const char *src_name,
       break;
     }
   }
+  if (sg_network_crosstraffic == 1) {
+    xbt_dynar_foreach(back_route, i, link) {
+      if (link->lmm_resource.state_current == SURF_RESOURCE_OFF) {
+        failed = 1;
+        break;
+      }
+    }
+  }
+
   action =
       surf_action_new(sizeof(s_surf_action_network_CM02_im_t), size,
                       surf_network_model, failed);
-- 
2.20.1