From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Fri, 19 Jan 2024 08:14:38 +0000 (+0100)
Subject: dnsdist: Fix XSK over IPv6
X-Git-Tag: dnsdist-1.9.0-rc1^2~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f928337f89bdd81a6d9d45434bea31ee14ad9235;p=thirdparty%2Fpdns.git

dnsdist: Fix XSK over IPv6
---

diff --git a/pdns/xsk.cc b/pdns/xsk.cc
index 66da682400..3c4f8d3b7b 100644
--- a/pdns/xsk.cc
+++ b/pdns/xsk.cc
@@ -902,7 +902,7 @@ void XskPacket::rewrite() noexcept
     ipHeader.nexthdr = IPPROTO_UDP;
     udpHeader.source = from.sin6.sin6_port;
     udpHeader.dest = to.sin6.sin6_port;
-    udpHeader.len = htons(getDataSize());
+    udpHeader.len = htons(getDataSize() + sizeof(udpHeader));
     udpHeader.check = 0;
     /* needed to get the correct checksum */
     setIPv6Header(ipHeader);