From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/md/raid1.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/md/raid1.c b/kernel/drivers/md/raid1.c
index fb31e5d..3619db7 100644
--- a/kernel/drivers/md/raid1.c
+++ b/kernel/drivers/md/raid1.c
@@ -1793,6 +1793,9 @@
int number = rdev->raid_disk;
struct raid1_info *p = conf->mirrors + number;
+ if (unlikely(number >= conf->raid_disks))
+ goto abort;
+
if (rdev != p->rdev)
p = conf->mirrors + conf->raid_disks + number;
@@ -3115,6 +3118,7 @@
* RAID1 needs at least one disk in active
*/
if (conf->raid_disks - mddev->degraded < 1) {
+ md_unregister_thread(&conf->thread);
ret = -EINVAL;
goto abort;
}
--
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