From 61aedf201c2c4bf0e5aa4db32e74f4d860b88593 Mon Sep 17 00:00:00 2001
From: Federico Ceratto <federico.ceratto@gmail.com>
Date: Tue, 19 Dec 2017 23:39:21 +0000
Subject: New upstream version 1.9.0+dfsg

---
 src/clocks.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/clocks.c')

diff --git a/src/clocks.c b/src/clocks.c
index 8f2aa740e..2b1c36e3f 100644
--- a/src/clocks.c
+++ b/src/clocks.c
@@ -115,8 +115,12 @@ usec_t heartbeat_next(heartbeat_t *hb, usec_t tick)
     if(likely(*hb != 0ULL)) {
         usec_t dt = now - *hb;
         *hb = now;
-        if(unlikely(dt >= tick + tick / 2))
+
+        if(unlikely(dt >= tick + tick / 2)) {
+            errno = 0;
             error("heartbeat missed %llu microseconds", dt - tick);
+        }
+
         return dt;
     }
     else {
-- 
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