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ext4: remove redundant o_start statement 

The if will goto out of the loop, and until the end of the
function execution, o_start will not be used again.

The clang_analyzer complains as follows:

fs/ext4/move_extent.c:635:5 warning:

Value stored to 'o_start' is never read

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: luo penghao <luo.penghao@zte.com.cn>
Link: https://lore.kernel.org/r/20211208075157.404535-1-luo.penghao@zte.com.cn
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
luo penghao 2021-12-08 07:51:57 +00:00 committed by Theodore Ts'o
parent 037e7c525d
commit a6dbc76c4d
1 changed files with 0 additions and 1 deletions
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1
fs/ext4/move_extent.c
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@ -632,7 +632,6 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp, __u64 orig_blk,
/* Check hole before the start pos */ /* Check hole before the start pos */
if (cur_blk + cur_len - 1 < o_start) { if (cur_blk + cur_len - 1 < o_start) {
if (next_blk == EXT_MAX_BLOCKS) { if (next_blk == EXT_MAX_BLOCKS) {
o_start = o_end;
ret = -ENODATA; ret = -ENODATA;
goto out; goto out;
} }