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md/linear: fix hot-add of devices to linear arrays.
[GitHub/mt8127/android_kernel_alcatel_ttab.git]
/
drivers
/
md
/
linear.c
diff --git
a/drivers/md/linear.c
b/drivers/md/linear.c
index c3273efd08cb6dce7a19cd8d193e98ff23600bb7..627456542fb3d0d1f1d18780db24a5531b29ce32 100644
(file)
--- a/
drivers/md/linear.c
+++ b/
drivers/md/linear.c
@@
-230,6
+230,7
@@
static int linear_add(struct mddev *mddev, struct md_rdev *rdev)
return -EINVAL;
rdev->raid_disk = rdev->saved_raid_disk;
+ rdev->saved_raid_disk = -1;
newconf = linear_conf(mddev,mddev->raid_disks+1);