--- linux-2.6.19/fs/jffs2/super.c
+++ linux-2.6.19/fs/jffs2/super.c
@@ -79,6 +79,10 @@
 	.sync_fs =	jffs2_sync_fs,
 };
 
+/* Just declare a void structure as A NULL value implies the default */
+static struct export_operations jffs2_export_ops;
+
+
 static int jffs2_sb_compare(struct super_block *sb, void *data)
 {
 	struct jffs2_sb_info *p = data;
@@ -150,6 +154,7 @@
 	spin_lock_init(&c->inocache_lock);
 
 	sb->s_op = &jffs2_super_operations;
+	sb->s_export_op = &jffs2_export_ops;
 	sb->s_flags = flags | MS_NOATIME;
 	sb->s_xattr = jffs2_xattr_handlers;
 #ifdef CONFIG_JFFS2_FS_POSIX_ACL
@@ -321,6 +326,7 @@
 	.name =		"jffs2",
 	.get_sb =	jffs2_get_sb,
 	.kill_sb =	jffs2_kill_sb,
+	.fs_flags = FS_REQUIRES_DEV,
 };
 
 static int __init init_jffs2_fs(void)