Automatic merge from submit-queue (batch tested with PRs 48911, 49475, 49438, 49362, 49274)

Delete redundant err definition

**What this PR does / why we need it**:
Delete redundant err definition
line 642 has its definition and initialization, so line 641 is redundant.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
NONE

**Special notes for your reviewer**:
NONE

**Release note**:

```release-note
NONE
```