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authorIngo Molnar <mingo@kernel.org>2018-10-29 09:12:34 +0300
committerIngo Molnar <mingo@kernel.org>2018-10-29 09:12:34 +0300
commit97ec37c57dd411d0815455bca07166411c0da1df (patch)
treed64850c43778d15c137772957788093a8b7d032c /drivers/md/raid1.c
parentace6485a03266cc3c198ce8e927a1ce0ce139699 (diff)
parentb59dfdaef173677b0b7e10f375226c0a1114fd20 (diff)
downloadlinux-97ec37c57dd411d0815455bca07166411c0da1df.tar.xz
Merge branch 'linus' into x86/urgent, to refresh the tree
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 4e990246225e..1d54109071cc 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1734,6 +1734,7 @@ static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev)
*/
if (rdev->saved_raid_disk >= 0 &&
rdev->saved_raid_disk >= first &&
+ rdev->saved_raid_disk < conf->raid_disks &&
conf->mirrors[rdev->saved_raid_disk].rdev == NULL)
first = last = rdev->saved_raid_disk;