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-rw-r--r--sbin/dhclient/dhclient.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sbin/dhclient/dhclient.c b/sbin/dhclient/dhclient.c
index 3a06afa7b2a..4ccb758abe0 100644
--- a/sbin/dhclient/dhclient.c
+++ b/sbin/dhclient/dhclient.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dhclient.c,v 1.221 2013/02/01 20:46:04 florian Exp $ */
+/* $OpenBSD: dhclient.c,v 1.222 2013/02/01 23:43:33 florian Exp $ */
/*
* Copyright 2004 Henning Brauer <henning@openbsd.org>
@@ -1967,8 +1967,10 @@ resolv_conf_contents(struct option_data *domainname,
if (len > 0 && config->resolv_tail)
len += strlen(config->resolv_tail);
- if (len == 0)
+ if (len == 0) {
+ free(dn);
return (NULL);
+ }
len++; /* Need room for terminating NUL. */
contents = calloc(1, len);