From 8fcf2413e99597b6690b6a352aa12842f9be27e5 Mon Sep 17 00:00:00 2001
From: Mark Andrews <marka@isc.org>
Date: Tue, 12 Apr 2016 10:54:16 +1000
Subject: [PATCH] 4345.   [contrib]       perftcpdns mishandled the return
 values from                         clock_nanosleep. [RT #42131]

---
 CHANGES                         | 3 +++
 contrib/perftcpdns/perftcpdns.c | 7 ++++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/CHANGES b/CHANGES
index 757bfead75..6a6ada48f2 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+4345.	[contrib]	perftcpdns mishandled the return values from
+			clock_nanosleep. [RT #42131]
+
 4344.	[port]		Address openssl version differences. [RT #42059]
 
 4343.	[bug]		dns_dnssec_syncupdate misdeclared in <dns/dnssec.h>.
diff --git a/contrib/perftcpdns/perftcpdns.c b/contrib/perftcpdns/perftcpdns.c
index f545b5c668..2af04e3cf1 100644
--- a/contrib/perftcpdns/perftcpdns.c
+++ b/contrib/perftcpdns/perftcpdns.c
@@ -1354,10 +1354,11 @@ connecting(void *dummy)
 		} else {
 			/* wait until */
 			ret = clock_nanosleep(CLOCK_REALTIME, 0, &ts, NULL);
-			if (ret < 0) {
-				if (errno == EINTR)
+			if (ret != 0) {
+				if (ret == EINTR)
 					continue;
-				perror("clock_nanosleep");
+				fprintf(stderr, "clock_nanosleep: %s\n",
+					strerror(ret));
 				fatal = 1;
 				(void) pthread_kill(master, SIGTERM);
 				break;