More `rows.Close()` and `rows.Err()` (#3262)

Looks like we missed some `rows.Close()`

Even though `rows.Err()` is mostly not necessary, we should be more
consistent in the DB layer.

[skip ci]

1 files changed, 2 insertions, 1 deletions

diff --git a/userapi/storage/postgres/key_changes_table.go b/userapi/storage/postgres/key_changes_table.go
index a0049414..de3a9e9c 100644
--- a/userapi/storage/postgres/key_changes_table.go
+++ b/userapi/storage/postgres/key_changes_table.go
@@ -115,7 +115,7 @@ func (s *keyChangesStatements) SelectKeyChanges(
 	for rows.Next() {
 		var userID string
 		var offset int64
-		if err := rows.Scan(&userID, &offset); err != nil {
+		if err = rows.Scan(&userID, &offset); err != nil {
 			return nil, 0, err
 		}
 		if offset > latestOffset {
@@ -123,5 +123,6 @@ func (s *keyChangesStatements) SelectKeyChanges(
 		}
 		userIDs = append(userIDs, userID)
 	}
+	err = rows.Err()
 	return
 }