diff options
Diffstat (limited to 'drivers/md/raid10.c')
| -rw-r--r-- | drivers/md/raid10.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 6ddae2501b9a..3c6b193cefd5 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1819,15 +1819,17 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev) set_bit(Replacement, &rdev->flags); rdev->raid_disk = mirror; err = 0; - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); + if (mddev->gendisk) + disk_stack_limits(mddev->gendisk, rdev->bdev, + rdev->data_offset << 9); conf->fullsync = 1; rcu_assign_pointer(p->replacement, rdev); break; } - disk_stack_limits(mddev->gendisk, rdev->bdev, - rdev->data_offset << 9); + if (mddev->gendisk) + disk_stack_limits(mddev->gendisk, rdev->bdev, + rdev->data_offset << 9); p->head_position = 0; p->recovery_disabled = mddev->recovery_disabled - 1; |