[JFFS2] Fix slab panic
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>
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Родитель
61a39b6941
Коммит
6dac02a5e1
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@ -7,7 +7,7 @@
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*
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* For licensing information, see the file 'LICENCE' in this directory.
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*
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* $Id: fs.c,v 1.58 2005/07/17 12:01:42 dedekind Exp $
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* $Id: fs.c,v 1.59 2005/07/18 11:21:19 dedekind Exp $
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*
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*/
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@ -517,7 +517,7 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
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root_i = iget(sb, 1);
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if (is_bad_inode(root_i)) {
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D1(printk(KERN_WARNING "get root inode failed\n"));
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goto out_nodes;
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goto out_root_i;
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}
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D1(printk(KERN_DEBUG "jffs2_do_fill_super(): d_alloc_root()\n"));
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@ -535,7 +535,6 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
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out_root_i:
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iput(root_i);
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out_nodes:
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jffs2_free_ino_caches(c);
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jffs2_free_raw_node_refs(c);
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if (c->mtd->flags & MTD_NO_VIRTBLOCKS)
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