When JFFS22 is unable to read the root inode, the bad root inode object is not
freed and remains sticked in the jffs2_i slab cache. When we further try to
free the slab cache (e.g., on rmmod jffs2), slab allocator subsystem panics.
Fix this bug.

Signed-off-by: Artem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Artem B. Bityutskiy 2005-07-18 12:21:23 +01:00 коммит произвёл Thomas Gleixner
Родитель 61a39b6941
Коммит 6dac02a5e1
1 изменённых файлов: 2 добавлений и 3 удалений

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@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
* $Id: fs.c,v 1.58 2005/07/17 12:01:42 dedekind Exp $
* $Id: fs.c,v 1.59 2005/07/18 11:21:19 dedekind Exp $
*
*/
@ -517,7 +517,7 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
root_i = iget(sb, 1);
if (is_bad_inode(root_i)) {
D1(printk(KERN_WARNING "get root inode failed\n"));
goto out_nodes;
goto out_root_i;
}
D1(printk(KERN_DEBUG "jffs2_do_fill_super(): d_alloc_root()\n"));
@ -535,7 +535,6 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
out_root_i:
iput(root_i);
out_nodes:
jffs2_free_ino_caches(c);
jffs2_free_raw_node_refs(c);
if (c->mtd->flags & MTD_NO_VIRTBLOCKS)