[JFFS2] Forbid to free inode_cache objects if its nlink isn't zero.

Signed-off-by: NArtem B. Bityuckiy <dedekind@infradead.org>
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>

fs/jffs2/erase.c

@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: erase.c,v 1.72 2005/02/27 23:01:32 dwmw2 Exp $
+ * $Id: erase.c,v 1.74 2005/03/20 17:46:20 dedekind Exp $
  *
  */
 
@@ -277,7 +277,7 @@ static inline void jffs2_remove_node_refs_from_ino_list(struct jffs2_sb_info *c,
 		printk("\n");
 	});
 
-	if (ic->nodes == (void *)ic)
+	if (ic->nodes == (void *)ic && ic->nlink == 0)
 		jffs2_del_ino_cache(c, ic);
 }
 

fs/jffs2/nodemgmt.c

@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: nodemgmt.c,v 1.119 2005/02/28 08:21:05 dedekind Exp $
+ * $Id: nodemgmt.c,v 1.120 2005/03/20 17:46:20 dedekind Exp $
  *
  */
 
@@ -594,7 +594,7 @@ void jffs2_mark_node_obsolete(struct jffs2_sb_info *c, struct jffs2_raw_node_ref
 		*p = ref->next_in_ino;
 		ref->next_in_ino = NULL;
 
-		if (ic->nodes == (void *)ic)
+		if (ic->nodes == (void *)ic && ic->nlink == 0)
 			jffs2_del_ino_cache(c, ic);
 
 		spin_unlock(&c->erase_completion_lock);