From: tobhe <tobhe@openbsd.org>
Date: Sat, 23 Jan 2021 22:04:55 +0000 (+0000)
Subject: Handle write() errors.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=2a5bbc1bf41ba8d6489a5145e7e755d23c08edd3;p=openbsd

Handle write() errors.

ok patrick@
---

diff --git a/usr.sbin/ikectl/ikeca.c b/usr.sbin/ikectl/ikeca.c
index a5b9f617ad6..2baf5b80a4d 100644
--- a/usr.sbin/ikectl/ikeca.c
+++ b/usr.sbin/ikectl/ikeca.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ikeca.c,v 1.50 2021/01/23 21:51:29 tobhe Exp $	*/
+/*	$OpenBSD: ikeca.c,v 1.51 2021/01/23 22:04:55 tobhe Exp $	*/
 
 /*
  * Copyright (c) 2010 Jonathan Gray <jsg@openbsd.org>
@@ -608,7 +608,8 @@ fcopy(char *src, char *dst, mode_t mode)
 	}
 
 	while ((r = read(ifd, buf, sizeof(buf))) > 0) {
-		write(ofd, buf, r);
+		if (write(ofd, buf, r) == -1)
+			err(1, "%s: write", __func__);
 	}
 
 	close(ofd);
@@ -812,7 +813,8 @@ ca_export(struct ca *ca, char *keyname, char *myname, char *password)
 			err(1, "%s: snprintf", __func__);
 		if ((fd = open(dst, O_WRONLY|O_CREAT, 0644)) == -1)
 			err(1, "open %s", dst);
-		write(fd, myname, strlen(myname));
+		if (write(fd, myname, strlen(myname)) == -1)
+			err(1, "%s: write", __func__);
 		close(fd);
 	}