Handle write() errors.

ok patrick@

diff --git a/usr.sbin/ikectl/ikeca.c b/usr.sbin/ikectl/ikeca.c
index a5b9f61..2baf5b8 100644 (file)
--- 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);
        }