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author | Ingo Molnar <mingo@elte.hu> | 2011-09-26 12:53:42 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2011-09-26 12:54:28 +0200 |
commit | ed3982cf3748b657ffb79d9d1c2e4a562661db2d (patch) | |
tree | 6e3654f460e23aa1b1512896aa3f03886a69be1b /fs/hfsplus/super.c | |
parent | cba9bd22a5f8f857534b9a7f3fb3cafa0ac5fb75 (diff) | |
parent | d93dc5c4478c1fd5de85a3e8aece9aad7bbae044 (diff) | |
download | op-kernel-dev-ed3982cf3748b657ffb79d9d1c2e4a562661db2d.zip op-kernel-dev-ed3982cf3748b657ffb79d9d1c2e4a562661db2d.tar.gz |
Merge commit 'v3.1-rc7' into perf/core
Merge reason: Pick up the latest upstream fixes.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 c106ca2..d24a9b6 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); |