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ext4: remove redundant offset check in mext_check_arguments() 

In the check code above, if orig_start != donor_start, we would
return -EINVAL. So here, orig_start should be equal with donor_start.
Remove the redundant check here.

Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Wang Sheng-Hui 2012-09-27 08:00:01 -04:00 committed by Theodore Ts'o
parent c25f9bc614
commit cbb4ee830e
1 changed files with 0 additions and 1 deletions
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fs/ext4/move_extent.c
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@ -1134,7 +1134,6 @@ mext_check_arguments(struct inode *orig_inode,
} }
if ((orig_start >= EXT_MAX_BLOCKS) || if ((orig_start >= EXT_MAX_BLOCKS) ||
(donor_start >= EXT_MAX_BLOCKS) ||
(*len > EXT_MAX_BLOCKS) || (*len > EXT_MAX_BLOCKS) ||
(orig_start + *len >= EXT_MAX_BLOCKS)) { (orig_start + *len >= EXT_MAX_BLOCKS)) {
ext4_debug("ext4 move extent: Can't handle over [%u] blocks " ext4_debug("ext4 move extent: Can't handle over [%u] blocks "