[PATCH v2] ext4: remove set but rewrite variables

In the ext4_dx_add_entry function, the at variable is assigned but will
reset just after “again:” label. So delete the unnecessary assignment.
this will not chang the logic.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Reviewed-by: Artem Blagodarenko <redacted>
---

v2: update the commit message.
---
 fs/ext4/namei.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index afb9d05..18bbf15 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c

@@ -2497,7 +2497,7 @@ static int ext4_dx_add_entry(handle_t *handle, struct ext4_filename *fname,
 
 			/* Which index block gets the new entry? */
 			if (at - entries >= icount1) {
-				frame->at = at = at - entries - icount1 + entries2;
+				frame->at = at - entries - icount1 + entries2;
 				frame->entries = entries = entries2;
 				swap(frame->bh, bh2);
 			}

-- 
2.7.4

On Thu, May 20, 2021 at 02:55:52PM +0800, Tian Tao wrote:

In the ext4_dx_add_entry function, the at variable is assigned but will
reset just after “again:” label. So delete the unnecessary assignment.
this will not chang the logic.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Reviewed-by: Artem Blagodarenko <redacted>

Applied, thanks.

					- Ted