--- pktstat-1.8.4/main.c	2007-09-04 15:49:33.000000000 +0200
+++ pktstat-1.8.4.patched/main.c	2010-02-09 10:13:05.000000000 +0100
@@ -343,7 +343,7 @@
 			cnt = pcap_dispatch(p, -1, upcall_from_pcap,
 				(u_char *)fn);
 			if (cnt == -1) {
-				snprintf(errmsg, sizeof errmsg, pcap_geterr(p));
+				snprintf(errmsg, sizeof errmsg, "%s", pcap_geterr(p));
 				error = 1;
 			}
 		}