server: fix review comment.

pingcap · Jun 28, 2018 · 91bccdf · 91bccdf
1 parent 0547af6
commit 91bccdf
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/server/conn.go b/server/conn.go
@@ -898,11 +898,10 @@ func (cc *clientConn) handleFieldList(sql string) (err error) {
 		return errors.Trace(err)
 	}
 	data := make([]byte, 4, 1024)
-	for _, v := range columns {
+	for _, column := range columns {
 		// Current we doesn't output defaultValue but reserve defaultValue length byte to make mariadb client happy.
 		// https://dev.mysql.com/doc/internals/en/com-query-response.html#column-definition
 		// TODO: fill the right DefaultValues.
-		column := v
 		column.DefaultValueLength = 0
 		column.DefaultValue = []byte{}