Fixed m_dnsbl handling users with spoofs/other non ips

1 files changed, 9 insertions, 2 deletions

diff --git a/modules/extra/m_dnsbl.cpp b/modules/extra/m_dnsbl.cpp
index 71011760e..d4c49501c 100644
--- a/modules/extra/m_dnsbl.cpp
+++ b/modules/extra/m_dnsbl.cpp
@@ -135,9 +135,16 @@ class ModuleDNSBL : public Module
 			return;
 
 		/* At this time we only support IPv4 */
-		sockaddrs user_ip(user->ip);
-		if (user_ip.sa.sa_family != AF_INET)
+		sockaddrs user_ip;
+		try
+		{
+			user_ip.pton(AF_INET, user->ip);
+		}
+		catch (const SocketException &)
+		{
+			/* User doesn't have a valid IPv4 IP (ipv6/spoof/etc) */
 			return;
+		}
 
 		const unsigned long &ip = user_ip.sa4.sin_addr.s_addr;
 		unsigned long reverse_ip = (ip << 24) | ((ip & 0xFF00) << 8) | ((ip & 0xFF0000) >> 8) | (ip >> 24);