From 562e58a8aeba0a1ee0bcfb0302a4807c516679e6 Mon Sep 17 00:00:00 2001
From: Iker Luengo <ikerluengo@eprosima.com>
Date: Tue, 23 Mar 2021 15:55:42 +0100
Subject: [PATCH] Refs 10731. Protect the notification with the mutex

Signed-off-by: Iker Luengo <ikerluengo@eprosima.com>
---
 src/cpp/rtps/DataSharing/DataSharingNotification.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/cpp/rtps/DataSharing/DataSharingNotification.hpp b/src/cpp/rtps/DataSharing/DataSharingNotification.hpp
index 9cb11ca87de..639ff9cbbcf 100644
--- a/src/cpp/rtps/DataSharing/DataSharingNotification.hpp
+++ b/src/cpp/rtps/DataSharing/DataSharingNotification.hpp
@@ -53,7 +53,9 @@ class DataSharingNotification
      */
     inline void notify()
     {
+        std::unique_lock<Segment::mutex> lock(notification_->notification_mutex);
         notification_->new_data.store(true);
+        lock.unlock();
         notification_->notification_cv.notify_all();
     }