Do not send nil packets for unhandled L4 protocols

NamelessOne91 · Aug 5, 2024 · 0932b59 · 0932b59
1 parent 30b8968
commit 0932b59
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/sockets/raw_socket.go b/sockets/raw_socket.go
@@ -143,6 +143,9 @@ func handleLayer4Protocol(protocol string, packet protocols.IPPacket, dataChan c
 		np, err = protocols.UDPPacketFromIPPacket(packet)
 	case "tcp":
 		np, err = protocols.TCPPacketFromIPPacket(packet)
+	default:
+		// TODO: maybe support more protocols
+		return
 	}
 
 	if err != nil {