possible division by zero fixed

crash appears for time deltas < 1 ms
eclipse-ecal · Mar 16, 2021 · c296fe1 · c296fe1
1 parent a73ece6
commit c296fe1
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/ecal/core/src/readwrite/ecal_reader.cpp b/ecal/core/src/readwrite/ecal_reader.cpp
@@ -666,8 +666,7 @@ namespace eCAL
     // ensure that registration is not called within zero nanoseconds
     // normally it will be called from registration logic every second
     auto curr_time = std::chrono::steady_clock::now();
-    auto diff_time = curr_time - m_rec_time;
-    if(diff_time > std::chrono::nanoseconds::zero())
+    if (std::chrono::duration_cast<std::chrono::milliseconds>(curr_time - m_rec_time) > std::chrono::milliseconds(0))
     {
       // reset clock and time on first call
       if (m_clock_old == 0)

diff --git a/ecal/core/src/readwrite/ecal_writer.cpp b/ecal/core/src/readwrite/ecal_writer.cpp
@@ -591,8 +591,7 @@ namespace eCAL
 
     // force to register every second to refresh data clock information
     auto curr_time = std::chrono::steady_clock::now();
-    auto diff_time = curr_time - m_snd_time;
-    if (diff_time > std::chrono::nanoseconds::zero())
+    if (std::chrono::duration_cast<std::chrono::milliseconds>(curr_time - m_snd_time) > std::chrono::milliseconds(0))
     {
       // reset clock and time on first call
       if (m_clock_old == 0)