From: Ray Bellis <ray@isc.org>
Date: Tue, 4 Jul 2017 11:12:11 +0000 (+0100)
Subject: fixed new warning with previous iOS patch
X-Git-Tag: v9.12.0a1~220
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=70676a01eb16a8221fd5adec6aefaf36590edada;p=thirdparty%2Fbind9.git

fixed new warning with previous iOS patch
---

diff --git a/bin/dig/dighost.c b/bin/dig/dighost.c
index 348109a299e..06186fb0d82 100644
--- a/bin/dig/dighost.c
+++ b/bin/dig/dighost.c
@@ -446,7 +446,7 @@ hex_dump(isc_buffer_t *b) {
  */
 static isc_result_t
 append(const char *text, size_t len, char **p, char *end) {
-	if (len > end - *p)
+	if (*p + len > end)
 		return (ISC_R_NOSPACE);
 	memmove(*p, text, len);
 	*p += len;