diff options
| author |   tobhe <tobhe@openbsd.org> | 2021-01-23 22:04:55 +0000 |
|---|---|---|
| committer | tobhe <tobhe@openbsd.org> | 2021-01-23 22:04:55 +0000 |
| commit | 2a5bbc1bf41ba8d6489a5145e7e755d23c08edd3 (patch) | |
| tree | 5270ce8463bfecfeb5861905001110512130a2ec | |
| parent | Handle errors and truncated output from snprintf(). (diff) | |
Handle write() errors.
ok patrick@
| -rw-r--r-- | usr.sbin/ikectl/ikeca.c | 8 |
1 files changed, 5 insertions, 3 deletions
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); } |