mdadm/SOURCES/0082-Block-overwriting-existing-links-while-manual-assemb.patch
2021-09-09 22:05:37 +00:00

34 lines
949 B
Diff

From 7758ada9f3872cc9cb4c76c733dbc553562b3d7d Mon Sep 17 00:00:00 2001
From: Kinga Tanska <kinga.tanska@intel.com>
Date: Fri, 29 May 2020 08:31:36 +0200
Subject: [PATCH 082/108] Block overwriting existing links while manual
assembly
Manual assembly with existing link caused overwriting
this link. Add checking link and block this situation.
Signed-off-by: Kinga Tanska <kinga.tanska@intel.com>
Signed-off-by: Jes Sorensen <jsorensen@fb.com>
---
Assemble.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Assemble.c b/Assemble.c
index 3e5d4e6..ed0ddfb 100644
--- a/Assemble.c
+++ b/Assemble.c
@@ -1482,6 +1482,10 @@ try_again:
name = content->name;
break;
}
+ if (mddev && map_by_name(&map, mddev) != NULL) {
+ pr_err("Cannot create device with %s because is in use\n", mddev);
+ goto out;
+ }
if (!auto_assem)
/* If the array is listed in mdadm.conf or on
* command line, then we trust the name
--
2.7.5