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| author | Takashi Iwai <tiwai@suse.de> | 2009-11-14 16:38:28 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-11-14 16:38:28 +0300 |
| commit | 0c3c35e148dbc03106038dd25816fb9f3a084d86 (patch) | |
| tree | 8b8cc6a027353a0f242f61362b35b0942da61b83 /fs/hfs/btree.c | |
| parent | 50d40f187f9182ee8caa1b83f80a0e11e2226baa (diff) | |
| parent | 5e08fe570c2dbabb5015c37049eb9a451e55c890 (diff) | |
| download | linux-0c3c35e148dbc03106038dd25816fb9f3a084d86.tar.xz | |
Merge branch 'fix/misc' into topic/misc
Diffstat (limited to 'fs/hfs/btree.c')
| -rw-r--r-- | fs/hfs/btree.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c index 9b9d6395bad3..052f214ea6f0 100644 --- a/fs/hfs/btree.c +++ b/fs/hfs/btree.c @@ -58,6 +58,11 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke } unlock_new_inode(tree->inode); + if (!HFS_I(tree->inode)->first_blocks) { + printk(KERN_ERR "hfs: invalid btree extent records (0 size).\n"); + goto free_inode; + } + mapping = tree->inode->i_mapping; page = read_mapping_page(mapping, 0, NULL); if (IS_ERR(page)) |