diff -rubB irda-utils-0.9.16.orig/irdadump/shell/main.c irda-utils-0.9.16/irdadump/shell/main.c
--- irda-utils-0.9.16.orig/irdadump/shell/main.c	2004-04-01 00:55:43 +0300
+++ irda-utils-0.9.16/irdadump/shell/main.c	2004-04-13 17:46:40 +0300
@@ -86,6 +86,11 @@
 #endif
 	int fd, c;
 
+	if(geteuid()) {
+		puts("You need to be root to run this utility.\n");
+		return 1;
+	}
+
 	while ((c = getopt(argc, argv, "bc:df:i:lps:tvx?")) != -1) {
 		switch (c) {
 		case 'b': /* Dumb bytes */