From: Tom Gundersen <teg@jklm.no>
Date: Fri, 17 Jul 2015 21:42:18 +0000 (+0200)
Subject: resolved: packet - fix segfault in truncate()
X-Git-Tag: v223~58^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0e03ade57ea327cdefc34aaeb0a47c985b238120;p=thirdparty%2Fsystemd.git

resolved: packet - fix segfault in truncate()

A size_t was being accessed as a char* due to the order of arguments being inverted.
---

diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c
index 2dd1f564fa4..649e8b74e15 100644
--- a/src/resolve/resolved-dns-packet.c
+++ b/src/resolve/resolved-dns-packet.c
@@ -275,7 +275,7 @@ static void dns_packet_truncate(DnsPacket *p, size_t sz) {
         if (p->size <= sz)
                 return;
 
-        HASHMAP_FOREACH_KEY(s, n, p->names, i) {
+        HASHMAP_FOREACH_KEY(n, s, p->names, i) {
 
                 if (PTR_TO_SIZE(n) < sz)
                         continue;