From: wessels <>
Date: Wed, 14 Apr 1999 12:38:03 +0000 (+0000)
Subject: rfc1035AnswersUnpack would allocate an "array" of answers, even
X-Git-Tag: SQUID_3_0_PRE1~2284
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=706d89bc3fcaaf904e94b0b566d7068d611781d3;p=thirdparty%2Fsquid.git

rfc1035AnswersUnpack would allocate an "array" of answers, even
if there were no answers in the reply, but there were other things
in the reply like auth and additional.
---

diff --git a/lib/rfc1035.c b/lib/rfc1035.c
index 70ca2762f9..759a003757 100644
--- a/lib/rfc1035.c
+++ b/lib/rfc1035.c
@@ -1,5 +1,5 @@
 /*
- * $Id: rfc1035.c,v 1.3 1999/04/14 05:16:13 wessels Exp $
+ * $Id: rfc1035.c,v 1.4 1999/04/14 06:38:03 wessels Exp $
  *
  * Low level DNS protocol routines
  * AUTHOR: Duane Wessels
@@ -415,6 +415,8 @@ rfc1035AnswersUnpack(const char *buf,
 	assert(off <= sz);
     }
     i = (int) hdr.ancount;
+    if (i == 0)
+	return 0;
     recs = calloc(i, sizeof(*recs));
     while (i--) {
 	off = rfc1035RRUnpack(buf, sz, off, &recs[i]);