diff options
Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r-- | drivers/md/raid10.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 50ad8d2ae0e8..df08a9fa3a1f 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1113,7 +1113,7 @@ static int raid10_spare_active(mddev_t *mddev) static int raid10_add_disk(mddev_t *mddev, mdk_rdev_t *rdev) { conf_t *conf = mddev->private; - int found = 0; + int err = -EEXIST; int mirror; mirror_info_t *p; int first = 0; @@ -1123,9 +1123,9 @@ static int raid10_add_disk(mddev_t *mddev, mdk_rdev_t *rdev) /* only hot-add to in-sync arrays, as recovery is * very different from resync */ - return 0; + return -EBUSY; if (!enough(conf)) - return 0; + return -EINVAL; if (rdev->raid_disk) first = last = rdev->raid_disk; @@ -1151,7 +1151,7 @@ static int raid10_add_disk(mddev_t *mddev, mdk_rdev_t *rdev) p->head_position = 0; rdev->raid_disk = mirror; - found = 1; + err = 0; if (rdev->saved_raid_disk != mirror) conf->fullsync = 1; rcu_assign_pointer(p->rdev, rdev); @@ -1159,7 +1159,7 @@ static int raid10_add_disk(mddev_t *mddev, mdk_rdev_t *rdev) } print_conf(conf); - return found; + return err; } static int raid10_remove_disk(mddev_t *mddev, int number) |