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ext4: Fix off-by-one-error in ext4_valid_extent_idx()

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Signed-off-by: Thiemo Nagel <thiemo.nagel@ph.tum.de>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Thiemo Nagel 2009-04-04 23:30:44 -04:00 committed by Theodore Ts'o
parent f73953c065
commit e44543b83b
1 changed files with 1 additions and 1 deletions
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2
fs/ext4/extents.c
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@ -342,7 +342,7 @@ static int ext4_valid_extent_idx(struct inode *inode,
ext4_fsblk_t block = idx_pblock(ext_idx); ext4_fsblk_t block = idx_pblock(ext_idx);
struct ext4_super_block *es = EXT4_SB(inode->i_sb)->s_es; struct ext4_super_block *es = EXT4_SB(inode->i_sb)->s_es;
if (unlikely(block < le32_to_cpu(es->s_first_data_block) || if (unlikely(block < le32_to_cpu(es->s_first_data_block) ||
(block > ext4_blocks_count(es)))) (block >= ext4_blocks_count(es))))
return 0; return 0;
else else
return 1; return 1;