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| author | Theodore Ts'o <tytso@mit.edu> | 2009-11-23 02:48:42 +0100 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2009-11-23 02:48:42 +0100 |
| commit | 9084d4719784b00ff0bf9c9580007fac8277dbcb (patch) | |
| tree | b929aefb4a1a57111de33f6745db95e9c0407fff /fs/ext4/mballoc.c | |
| parent | ext4: add check for wraparound in ext4_data_block_valid() (diff) | |
| download | linux-9084d4719784b00ff0bf9c9580007fac8277dbcb.tar.xz linux-9084d4719784b00ff0bf9c9580007fac8277dbcb.zip | |
ext4: use ext4_data_block_valid() in ext4_free_blocks()
The block validity framework does a more comprehensive set of checks,
and it saves object code space to use the ext4_data_block_valid() than
the limited open-coded version that had been in ext4_free_blocks().
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 78de5d3c5dce..ab2dad1dfb7e 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4463,9 +4463,7 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode, sbi = EXT4_SB(sb); es = EXT4_SB(sb)->s_es; - if (block < le32_to_cpu(es->s_first_data_block) || - block + count < block || - block + count > ext4_blocks_count(es)) { + if (!ext4_data_block_valid(sbi, block, count)) { ext4_error(sb, __func__, "Freeing blocks not in datazone - " "block = %llu, count = %lu", block, count); |