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authorgilles <gilles@openbsd.org>2015-08-16 20:53:19 +0000
committergilles <gilles@openbsd.org>2015-08-16 20:53:19 +0000
commit5f2c0e3c676f292f1311b34dc133535262d942cf (patch)
tree3d8793300b53846194cadbfe66bfe277b38c49a8
parentFix test against INADDR_LOOPBACK (diff)
downloadwireguard-openbsd-5f2c0e3c676f292f1311b34dc133535262d942cf.tar.xz
wireguard-openbsd-5f2c0e3c676f292f1311b34dc133535262d942cf.zip
when we switch valid_domainpart() from our own logic to using res_hnok() we
missed the fact that res_hnok() will consider an empty string as valid.
-rw-r--r--usr.sbin/smtpd/util.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/usr.sbin/smtpd/util.c b/usr.sbin/smtpd/util.c
index 56451c5cf74..330878abf80 100644
--- a/usr.sbin/smtpd/util.c
+++ b/usr.sbin/smtpd/util.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: util.c,v 1.113 2015/05/06 08:37:47 gilles Exp $ */
+/* $OpenBSD: util.c,v 1.114 2015/08/16 20:53:19 gilles Exp $ */
/*
* Copyright (c) 2000,2001 Markus Friedl. All rights reserved.
@@ -494,6 +494,9 @@ valid_domainpart(const char *s)
return 0;
}
+ if (*s == '\0')
+ return 0;
+
return res_hnok(s);
}