Call CommImpl::set_iface(nullptr) as soon as the comm is finished, and make TSan...

[simgrid.git] / src / kernel / activity / CommImpl.cpp

diff --git a/src/kernel/activity/CommImpl.cpp b/src/kernel/activity/CommImpl.cpp
index 5dedf54..7452071 100644 (file)
--- a/src/kernel/activity/CommImpl.cpp
+++ b/src/kernel/activity/CommImpl.cpp
@@ -470,6 +470,7 @@ void CommImpl::finish()
 
   if (get_iface()) {
     const auto& piface = static_cast<const s4u::Comm&>(*get_iface());
+    set_iface(nullptr); // reset iface to protect against multiple trigger of the on_completion signals
     s4u::Comm::on_completion(piface);
     piface.on_this_completion(piface);
   }