lvm2/0012-13-dm-disk.rules-check-DM_NAME-before-create-symlink.patch
Zhiqiang Liu 0cfb6fa80f lvm2: check DM_NAME before creating symlink in 13-dm-disk.rules
check DM_NAME before creating symlink in 13-dm-disk.rules.

Fix issue: https://gitee.com/src-openeuler/lvm2/issues/I4RZLO

Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
2022-01-30 11:29:36 +08:00

32 lines
1.1 KiB
Diff

From cec542e471201e5cd82667a3ec39dc75441d65eb Mon Sep 17 00:00:00 2001
From: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Date: Sun, 30 Jan 2022 11:14:01 +0800
Subject: [PATCH] 13-dm-disk.rules: check DM_NAME before create symlink
It is necessary to determin whether DM_NAME is NULL before
generating the symlink, otherwise the symlink systemd cannot
be deleted automatically, and there will be left.
Signed-off-by: wuguagnhao <wuguanghao3@huawei.com>
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
---
udev/13-dm-disk.rules.in | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/udev/13-dm-disk.rules.in b/udev/13-dm-disk.rules.in
index 5355810..fcb2f37 100644
--- a/udev/13-dm-disk.rules.in
+++ b/udev/13-dm-disk.rules.in
@@ -14,7 +14,7 @@ ACTION!="add|change", GOTO="dm_end"
ENV{DM_UDEV_RULES_VSN}!="?*", GOTO="dm_end"
ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}=="1", GOTO="dm_end"
-SYMLINK+="disk/by-id/dm-name-$env{DM_NAME}"
+ENV{DM_NAME}=="?*", SYMLINK+="disk/by-id/dm-name-$env{DM_NAME}"
ENV{DM_UUID}=="?*", SYMLINK+="disk/by-id/dm-uuid-$env{DM_UUID}"
ENV{DM_SUSPENDED}=="1", GOTO="dm_end"
--
1.8.3.1