From: Alexander Barton <alex@barton.de>
Date: Tue, 26 Apr 2011 09:09:59 +0000 (+0200)
Subject: Do reverse lookups using the AF of the incoming connection
X-Git-Tag: rel-18-rc1~18^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=160f5725a6646d432f70fe8b677ffdbcbdeb02ce;p=ngircd

Do reverse lookups using the AF of the incoming connection

This fixes errors like this one:
  Address mismatch: 2001:1234:abcd:1::1 != 192.168.1.1
---

diff --git a/src/ngircd/resolve.c b/src/ngircd/resolve.c
index ff40b8d5..9b17af9c 100644
--- a/src/ngircd/resolve.c
+++ b/src/ngircd/resolve.c
@@ -380,7 +380,7 @@ Do_ResolveAddr(const ng_ipaddr_t *Addr, int identsock, int w_fd)
 	if (!ReverseLookup(Addr, hostname, sizeof(hostname)))
 		goto dns_done;
 
-	if (ForwardLookup(hostname, &resolved_addr, AF_UNSPEC)) {
+	if (ForwardLookup(hostname, &resolved_addr, ng_ipaddr_af(Addr))) {
 		if (!Addr_in_list(&resolved_addr, Addr)) {
 			Log_Forgery_WrongIP(tmp_ip_str, hostname);
 			strlcpy(hostname, tmp_ip_str, sizeof(hostname));