diff -ru sbin/fsck_msdosfs.orig/dir.c sbin/fsck_msdosfs/dir.c
--- sbin/fsck_msdosfs.orig/dir.c	2003-11-03 17:51:05.000000000 -0200
+++ sbin/fsck_msdosfs/dir.c	2004-09-05 01:28:35.000000000 -0300
@@ -644,7 +644,8 @@
 				dirent.head |= (p[20] << 16) | (p[21] << 24);
 			dirent.size = p[28] | (p[29] << 8) | (p[30] << 16) | (p[31] << 24);
 			if (vallfn) {
-				strcpy(dirent.lname, longName);
+				strlcpy(dirent.lname, longName,
+					sizeof(dirent.lname));
 				longName[0] = '\0';
 				shortSum = -1;
 			}