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btrfs: Remove superfluous check form btrfs_remove_chunk 

It's unnecessary to check map->stripes[i].dev for NULL given its value
is already set and dereferenced above the the check. No functional
changes.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2018-10-26 14:43:19 +03:00 committed by David Sterba
parent f9085abfae
commit 64bc6c2a34
1 changed files with 5 additions and 7 deletions
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12
fs/btrfs/volumes.c
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@ -2848,13 +2848,11 @@ int btrfs_remove_chunk(struct btrfs_trans_handle *trans, u64 chunk_offset)
mutex_unlock(&fs_info->chunk_mutex);
}
if (map->stripes[i].dev) {
ret = btrfs_update_device(trans, map->stripes[i].dev);
if (ret) {
mutex_unlock(&fs_devices->device_list_mutex);
btrfs_abort_transaction(trans, ret);
goto out;
}
ret = btrfs_update_device(trans, device);
if (ret) {
mutex_unlock(&fs_devices->device_list_mutex);
btrfs_abort_transaction(trans, ret);
goto out;
}
}
mutex_unlock(&fs_devices->device_list_mutex);