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| author | Chengguang Xu <cgxu519@zoho.com.cn> | 2019-07-23 13:21:55 +0200 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2019-07-31 12:04:42 +0200 |
| commit | b6aeffc5852f39db6e6e56da5327d0c43ac3c30a (patch) | |
| tree | 7c2fa853f803c8d27734c118e004106d582a9424 /fs/ext2 | |
| parent | ext2: fix block range in ext2_data_block_valid() (diff) | |
| download | linux-b6aeffc5852f39db6e6e56da5327d0c43ac3c30a.tar.xz linux-b6aeffc5852f39db6e6e56da5327d0c43ac3c30a.zip | |
ext2: code cleanup for ext2_free_blocks()
Call ext2_data_block_valid() for block range validity.
Signed-off-by: Chengguang Xu <cgxu519@zoho.com.cn>
Link: https://lore.kernel.org/r/20190723112155.20329-2-cgxu519@zoho.com.cn
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/ext2')
| -rw-r--r-- | fs/ext2/balloc.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c index 92e9a7489174..e0cc55164505 100644 --- a/fs/ext2/balloc.c +++ b/fs/ext2/balloc.c @@ -490,9 +490,7 @@ void ext2_free_blocks (struct inode * inode, unsigned long block, struct ext2_super_block * es = sbi->s_es; unsigned freed = 0, group_freed; - if (block < le32_to_cpu(es->s_first_data_block) || - block + count < block || - block + count > le32_to_cpu(es->s_blocks_count)) { + if (!ext2_data_block_valid(sbi, block, count)) { ext2_error (sb, "ext2_free_blocks", "Freeing blocks not in datazone - " "block = %lu, count = %lu", block, count); |