dnsdist: Prevent a race in the DelayPipe tests

diff --git a/pdns/dnsdistdist/test-delaypipe_hh.cc b/pdns/dnsdistdist/test-delaypipe_hh.cc
index e376cb93309cba0e2dc624d0ac3ebc5183deb9e5..6f5559a9e26d3da0eb3180471173d6670e2cd67e 100644 (file)
--- a/pdns/dnsdistdist/test-delaypipe_hh.cc
+++ b/pdns/dnsdistdist/test-delaypipe_hh.cc
@@ -25,9 +25,9 @@ BOOST_AUTO_TEST_CASE(test_object_pipe) {
 
 };
 
-int done=0;
+std::atomic<uint64_t> done = 0;
 BOOST_AUTO_TEST_CASE(test_delay_pipe_small) {
-  done=0;
+  done = 0;
   struct Work
   {
     int i;