From b6e8f71fe0d8a691e884f7fd6b32a44d83cfaa3e Mon Sep 17 00:00:00 2001
From: root <jiang.lingxia@zte.com.cn>
Date: Fri, 1 Mar 2019 14:13:18 +0800
Subject: [PATCH] fix bug iscsi volume attach failed of /sys/class/iscsi_host
 dir not exist

---
 pkg/volume/util/device_util_linux.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkg/volume/util/device_util_linux.go b/pkg/volume/util/device_util_linux.go
index 2ea29d01485..6933d4b4286 100644
--- a/pkg/volume/util/device_util_linux.go
+++ b/pkg/volume/util/device_util_linux.go
@@ -21,6 +21,7 @@ package util
 import (
 	"errors"
 	"fmt"
+	"os"
 	"path"
 	"strconv"
 	"strings"
@@ -99,6 +100,9 @@ func (handler *deviceHandler) GetISCSIPortalHostMapForTarget(targetIqn string) (
 	sysPath := "/sys/class/iscsi_host"
 	hostDirs, err := io.ReadDir(sysPath)
 	if err != nil {
+		if os.IsNotExist(err) {
+			return portalHostMap, nil
+		}
 		return nil, err
 	}
 	for _, hostDir := range hostDirs {