[PATCH] dns_server: Fix a clang warning

[Volker Lendecke]

Hi!

Review&push appreciated!

Thanks,

Volker

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From 255e3856a4f0e990fd2e6480c08a53d63a748f7a Mon Sep 17 00:00:00 2001
From: Volker Lendecke <vl at samba.org>
Date: Mon, 9 Nov 2015 10:01:59 +0100
Subject: [PATCH] dns_server: Fix a clang warning

clang complains that '\0' is converted to a NULL pointer. This seems
to work fine, so make this pointer explicitly NULL. If instead we
need a "" here, we could of course do that too.

Signed-off-by: Volker Lendecke <vl at samba.org>
---
 source4/dns_server/dns_utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source4/dns_server/dns_utils.c b/source4/dns_server/dns_utils.c
index 3092633..ce450b5 100644
--- a/source4/dns_server/dns_utils.c
+++ b/source4/dns_server/dns_utils.c
@@ -193,7 +193,7 @@ WERROR dns_generate_options(struct dns_server *dns,
 	if (o == NULL) {
 		return WERR_NOMEM;
 	}
-	o->name = '\0';
+	o->name = NULL;
 	o->rr_type = DNS_QTYPE_OPT;
 	/* This is ugly, but RFC2671 wants the payload size in this field */
 	o->rr_class = (enum dns_qclass) dns->max_payload;
-- 
2.6.0