md: clean up 'exit' labels in md_ioctl().
There are 4 labels and we only really need two.
Signed-off-by: NeilBrown <neilb@suse.de>
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 90e1537..7da2fb3 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6351,18 +6351,18 @@
switch (cmd) {
case RAID_VERSION:
err = get_version(argp);
- goto done;
+ goto out;
case PRINT_RAID_DEBUG:
err = 0;
md_print_devices();
- goto done;
+ goto out;
#ifndef MODULE
case RAID_AUTORUN:
err = 0;
autostart_arrays(arg);
- goto done;
+ goto out;
#endif
default:;
}
@@ -6375,7 +6375,7 @@
if (!mddev) {
BUG();
- goto abort;
+ goto out;
}
/* Some actions do not requires the mutex */
@@ -6385,18 +6385,18 @@
err = -ENODEV;
else
err = get_array_info(mddev, argp);
- goto abort;
+ goto out;
case GET_DISK_INFO:
if (!mddev->raid_disks && !mddev->external)
err = -ENODEV;
else
err = get_disk_info(mddev, argp);
- goto abort;
+ goto out;
case SET_DISK_FAULTY:
err = set_disk_faulty(mddev, new_decode_dev(arg));
- goto abort;
+ goto out;
}
if (cmd == ADD_NEW_DISK)
@@ -6417,7 +6417,7 @@
if (mddev->pers && atomic_read(&mddev->openers) > 1) {
mutex_unlock(&mddev->open_mutex);
err = -EBUSY;
- goto abort;
+ goto out;
}
set_bit(MD_STILL_CLOSED, &mddev->flags);
mutex_unlock(&mddev->open_mutex);
@@ -6428,7 +6428,7 @@
printk(KERN_INFO
"md: ioctl lock interrupted, reason %d, cmd %d\n",
err, cmd);
- goto abort;
+ goto out;
}
if (cmd == SET_ARRAY_INFO) {
@@ -6437,38 +6437,38 @@
memset(&info, 0, sizeof(info));
else if (copy_from_user(&info, argp, sizeof(info))) {
err = -EFAULT;
- goto abort_unlock;
+ goto unlock;
}
if (mddev->pers) {
err = update_array_info(mddev, &info);
if (err) {
printk(KERN_WARNING "md: couldn't update"
" array info. %d\n", err);
- goto abort_unlock;
+ goto unlock;
}
- goto done_unlock;
+ goto unlock;
}
if (!list_empty(&mddev->disks)) {
printk(KERN_WARNING
"md: array %s already has disks!\n",
mdname(mddev));
err = -EBUSY;
- goto abort_unlock;
+ goto unlock;
}
if (mddev->raid_disks) {
printk(KERN_WARNING
"md: array %s already initialised!\n",
mdname(mddev));
err = -EBUSY;
- goto abort_unlock;
+ goto unlock;
}
err = set_array_info(mddev, &info);
if (err) {
printk(KERN_WARNING "md: couldn't set"
" array info. %d\n", err);
- goto abort_unlock;
+ goto unlock;
}
- goto done_unlock;
+ goto unlock;
}
/*
@@ -6481,7 +6481,7 @@
&& cmd != RUN_ARRAY && cmd != SET_BITMAP_FILE
&& cmd != GET_BITMAP_FILE) {
err = -ENODEV;
- goto abort_unlock;
+ goto unlock;
}
/*
@@ -6490,23 +6490,23 @@
switch (cmd) {
case GET_BITMAP_FILE:
err = get_bitmap_file(mddev, argp);
- goto done_unlock;
+ goto unlock;
case RESTART_ARRAY_RW:
err = restart_array(mddev);
- goto done_unlock;
+ goto unlock;
case STOP_ARRAY:
err = do_md_stop(mddev, 0, bdev);
- goto done_unlock;
+ goto unlock;
case STOP_ARRAY_RO:
err = md_set_readonly(mddev, bdev);
- goto done_unlock;
+ goto unlock;
case HOT_REMOVE_DISK:
err = hot_remove_disk(mddev, new_decode_dev(arg));
- goto done_unlock;
+ goto unlock;
case ADD_NEW_DISK:
/* We can support ADD_NEW_DISK on read-only arrays
@@ -6522,14 +6522,14 @@
break;
else
err = add_new_disk(mddev, &info);
- goto done_unlock;
+ goto unlock;
}
break;
case BLKROSET:
if (get_user(ro, (int __user *)(arg))) {
err = -EFAULT;
- goto done_unlock;
+ goto unlock;
}
err = -EINVAL;
@@ -6537,11 +6537,11 @@
* does not matter, no writes are coming
*/
if (ro)
- goto done_unlock;
+ goto unlock;
/* are we are already prepared for writes? */
if (mddev->ro != 1)
- goto done_unlock;
+ goto unlock;
/* transitioning to readauto need only happen for
* arrays that call md_write_start
@@ -6553,7 +6553,7 @@
set_disk_ro(mddev->gendisk, 0);
}
}
- goto done_unlock;
+ goto unlock;
}
/*
@@ -6578,7 +6578,7 @@
}
} else {
err = -EROFS;
- goto abort_unlock;
+ goto unlock;
}
}
@@ -6590,38 +6590,32 @@
err = -EFAULT;
else
err = add_new_disk(mddev, &info);
- goto done_unlock;
+ goto unlock;
}
case HOT_ADD_DISK:
err = hot_add_disk(mddev, new_decode_dev(arg));
- goto done_unlock;
+ goto unlock;
case RUN_ARRAY:
err = do_md_run(mddev);
- goto done_unlock;
+ goto unlock;
case SET_BITMAP_FILE:
err = set_bitmap_file(mddev, (int)arg);
- goto done_unlock;
+ goto unlock;
default:
err = -EINVAL;
- goto abort_unlock;
+ goto unlock;
}
-done_unlock:
-abort_unlock:
+unlock:
if (mddev->hold_active == UNTIL_IOCTL &&
err != -EINVAL)
mddev->hold_active = 0;
mddev_unlock(mddev);
-
- return err;
-done:
- if (err)
- MD_BUG();
-abort:
+out:
return err;
}
#ifdef CONFIG_COMPAT