Automatic merge from submit-queue (batch tested with PRs 48264, 48324, 48125, 47944, 47489)

remove unneeded variable
Signed-off-by: Ma Shimiao <mashimiao.fnst@cn.fujitsu.com>



**What this PR does / why we need it**:
small fix, remove unneeded variable

**Release note**:

```release-note
NONE
```