From 366a25a504082a3032437c4c9d5e76c176023f7c Mon Sep 17 00:00:00 2001
From: dleonard <dleonard>
Date: Thu, 18 Mar 2010 19:29:47 +0000
Subject: [PATCH] bug 626: correctly restore message pointer after
 decompressing dname

---
 dns.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/dns.c b/dns.c
index 37aee64..e5a2437 100644
--- a/dns.c
+++ b/dns.c
@@ -369,9 +369,10 @@ rd_name(struct dns_msg *msg, char *buf, size_t bufsz, int canon_only)
 		rd_error("too much compression");
 	    dns_rd_data_raw(msg, &b2, sizeof b2);
 	    offset = ((b << 8) | b2) & 0x3fff;
-	    if (!pos_save)
+	    if (!pos_save) {
 		pos_save = msg->pos;
-	    remain_save = msg->remain[msg->depth];
+	        remain_save = msg->remain[msg->depth];
+            }
 	    if (offset < msg->pos)
 		msg->remain[msg->depth] += msg->pos - offset;
 	    else if (offset - msg->pos > msg->remain[msg->depth])