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| author | Grant Likely <grant.likely@secretlab.ca> | 2011-10-05 10:52:27 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-10-05 10:52:27 -0600 |
| commit | 9514a56753a8d379db36bed424588e1842f2bfcc (patch) | |
| tree | d13cdfcd9473f521c3b108770dba57e81e557a30 /fs/hfsplus/super.c | |
| parent | 4cd7f7a31178ff8a15ad2bc1258b9b2bf2cf51a4 (diff) | |
| parent | 6add6967a4a57e2156b96e62f28bcbe1901d16c1 (diff) | |
| download | linux-next-9514a56753a8d379db36bed424588e1842f2bfcc.tar.gz linux-next-9514a56753a8d379db36bed424588e1842f2bfcc.zip | |
Merge branch 'for-grant' of git://git.jdl.com/software/linux-3.0 into devicetree/next
Diffstat (limited to 'fs/hfsplus/super.c')
| -rw-r--r-- | fs/hfsplus/super.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index c106ca22e812..d24a9b666a23 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -344,6 +344,7 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent) struct inode *root, *inode; struct qstr str; struct nls_table *nls = NULL; + u64 last_fs_block, last_fs_page; int err; err = -EINVAL; @@ -399,9 +400,13 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent) if (!sbi->rsrc_clump_blocks) sbi->rsrc_clump_blocks = 1; - err = generic_check_addressable(sbi->alloc_blksz_shift, - sbi->total_blocks); - if (err) { + err = -EFBIG; + last_fs_block = sbi->total_blocks - 1; + last_fs_page = (last_fs_block << sbi->alloc_blksz_shift) >> + PAGE_CACHE_SHIFT; + + if ((last_fs_block > (sector_t)(~0ULL) >> (sbi->alloc_blksz_shift - 9)) || + (last_fs_page > (pgoff_t)(~0ULL))) { printk(KERN_ERR "hfs: filesystem size too large.\n"); goto out_free_vhdr; } @@ -525,8 +530,8 @@ out_close_cat_tree: out_close_ext_tree: hfs_btree_close(sbi->ext_tree); out_free_vhdr: - kfree(sbi->s_vhdr); - kfree(sbi->s_backup_vhdr); + kfree(sbi->s_vhdr_buf); + kfree(sbi->s_backup_vhdr_buf); out_unload_nls: unload_nls(sbi->nls); unload_nls(nls); |