From d931777c06c73b2586632c603beec2156c9c73b2 Mon Sep 17 00:00:00 2001
From: bcook <>
Date: Wed, 15 May 2019 13:44:18 +0000
Subject: check result of ftruncate() as we do write() below

ok beck@
---
 src/usr.sbin/ocspcheck/ocspcheck.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/usr.sbin/ocspcheck/ocspcheck.c b/src/usr.sbin/ocspcheck/ocspcheck.c
index 551a8fa091..41700f91a0 100644
--- a/src/usr.sbin/ocspcheck/ocspcheck.c
+++ b/src/usr.sbin/ocspcheck/ocspcheck.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ocspcheck.c,v 1.24 2017/12/01 14:42:23 visa Exp $ */
+/* $OpenBSD: ocspcheck.c,v 1.25 2019/05/15 13:44:18 bcook Exp $ */
 
 /*
  * Copyright (c) 2017 Bob Beck <beck@openbsd.org>
@@ -670,7 +670,9 @@ main(int argc, char **argv)
 	 * write out the DER format response to the staplefd
 	 */
 	if (staplefd >= 0) {
-		(void) ftruncate(staplefd, 0);
+		while (ftruncate(staplefd, 0) < 0)
+			if (errno != EINTR && errno != EAGAIN)
+				err(1, "Write of OCSP response failed");
 		w = 0;
 		written = 0;
 		while (written < instaplesz) {
-- 
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