redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

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

Browse source 
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
Show stats Download patch file Download diff file Expand all files Collapse all files

2
fs/ext4/extents.c
View file

@ -342,7 +342,7 @@ static int ext4_valid_extent_idx(struct inode *inode,
ext4_fsblk_t block = idx_pblock(ext_idx);
struct ext4_super_block *es = EXT4_SB(inode->i_sb)->s_es;
if (unlikely(block < le32_to_cpu(es->s_first_data_block) ||
(block > ext4_blocks_count(es))))
(block >= ext4_blocks_count(es))))
return 0;
else
return 1;