fix writing to the 'done' event

maloel · Sep 16, 2024 · 2063010 · 2063010
1 parent b9cc8ae
commit 2063010
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/third-party/rsutils/src/network-adapter-watcher.cpp b/third-party/rsutils/src/network-adapter-watcher.cpp
@@ -196,9 +196,12 @@ class network_adapter_watcher_singleton
 #else
         if( _th.joinable() )
         {
-            if( write( _done, &_done, sizeof( _done ) ) != sizeof( _done ) )
-                /* to avoid compiler warning about not using return value */;
-            _th.join();
+            uint64_t incr = 1;  // must be 8-byte integer value
+            auto rv = write( _done, &incr, sizeof( incr ) );
+            if( rv != sizeof( incr ) )
+                LOG_WARNING( "failed to write to network adapter watcher done event: " << rv );
+            else
+                _th.join();
         }
         close( _socket );
         close( _done );