--- src/sys/kern/vfs_subr.c	2005/04/19 17:54:42	1.55
+++ src/sys/kern/vfs_subr.c	2005/05/06 11:52:02	1.56
@@ -1445,6 +1445,7 @@ sysctl_ovfs_conf(SYSCTL_HANDLER_ARGS)
 	struct ovfsconf ovfs;
 
 	for (vfsp = vfsconf; vfsp; vfsp = vfsp->vfc_next) {
+		bzero(&ovfs, sizeof(ovfs));
 		ovfs.vfc_vfsops = vfsp->vfc_vfsops;	/* XXX used as flag */
 		strcpy(ovfs.vfc_name, vfsp->vfc_name);
 		ovfs.vfc_index = vfsp->vfc_typenum;