diff options
Diffstat (limited to 'drivers/md/dm-ioctl.c')
| -rw-r--r-- | drivers/md/dm-ioctl.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 5667cea55e71..42cca3642010 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -1264,9 +1264,12 @@ static int table_load(struct dm_ioctl *param, size_t param_size) if (r) goto out; + /* Protect md->type and md->queue against concurrent table loads. */ + dm_lock_md_type(md); r = populate_table(t, param, param_size); if (r) { dm_table_destroy(t); + dm_unlock_md_type(md); goto out; } @@ -1276,12 +1279,11 @@ static int table_load(struct dm_ioctl *param, size_t param_size) DMWARN("can't replace immutable target type %s", immutable_target_type->name); dm_table_destroy(t); + dm_unlock_md_type(md); r = -EINVAL; goto out; } - /* Protect md->type and md->queue against concurrent table loads. */ - dm_lock_md_type(md); if (dm_get_md_type(md) == DM_TYPE_NONE) /* Initial table load: acquire type of table. */ dm_set_md_type(md, dm_table_get_type(t)); |