Index: tcpkill.c
===================================================================
--- tcpkill.c
+++ tcpkill.c	2010-02-23 01:10:12.918337598 +0100
@@ -45,7 +45,7 @@
 {
 	struct libnet_ipv4_hdr *ip;
 	struct libnet_tcp_hdr *tcp;
-	u_char ctext[64], buf[LIBNET_IPV4_H + LIBNET_TCP_H];
+	u_char ctext[64], buf[LIBNET_IPV4_H + LIBNET_TCP_H + 1];
 	u_long seq;
 	u_short win;
 	int i, *sock, len;