executor: fix data race (pingcap#2134)

R1ckyZhang · Nov 30, 2016 · bb203af · bb203af
1 parent 9311ce6
commit bb203af
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/executor/executor.go b/executor/executor.go
@@ -654,8 +654,8 @@ func (e *HashJoinExec) prepare() error {
 func (e *HashJoinExec) waitJoinWorkersAndCloseResultChan() {
 	e.wg.Wait()
 	close(e.resultRows)
-	close(e.closeCh)
 	e.hashTable = nil
+	close(e.closeCh)
 }
 
 // doJoin does join job in one goroutine.