btrfs: Remove fs_info argument from btrfs_add_dev_item

It can be referenced form the passed transaction handle.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 4 insertions, 6 deletions

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index f237ef9e70a7..1c88c4c947bb 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1666,10 +1666,8 @@ error:
  * the btrfs_device struct should be fully filled in
  */
 static int btrfs_add_dev_item(struct btrfs_trans_handle *trans,
-                            struct btrfs_fs_info *fs_info,
                             struct btrfs_device *device)
 {
-        struct btrfs_root *root = fs_info->chunk_root;
         int ret;
         struct btrfs_path *path;
         struct btrfs_dev_item *dev_item;
@@ -1685,8 +1683,8 @@ static int btrfs_add_dev_item(struct btrfs_trans_handle *trans,
         key.type = BTRFS_DEV_ITEM_KEY;
         key.offset = device->devid;
 
-        ret = btrfs_insert_empty_item(trans, root, path, &key,
-                                      sizeof(*dev_item));
+        ret = btrfs_insert_empty_item(trans, trans->fs_info->chunk_root, path,
+                                      &key, sizeof(*dev_item));
         if (ret)
                 goto out;
 
@@ -1711,7 +1709,7 @@ static int btrfs_add_dev_item(struct btrfs_trans_handle *trans,
         ptr = btrfs_device_uuid(dev_item);
         write_extent_buffer(leaf, device->uuid, ptr, BTRFS_UUID_SIZE);
         ptr = btrfs_device_fsid(dev_item);
-        write_extent_buffer(leaf, fs_info->fsid, ptr, BTRFS_FSID_SIZE);
+        write_extent_buffer(leaf, trans->fs_info->fsid, ptr, BTRFS_FSID_SIZE);
         btrfs_mark_buffer_dirty(leaf);
 
         ret = 0;
@@ -2449,7 +2447,7 @@ int btrfs_init_new_device(struct btrfs_fs_info *fs_info, const char *device_path
                 }
         }
 
-        ret = btrfs_add_dev_item(trans, fs_info, device);
+        ret = btrfs_add_dev_item(trans, device);
         if (ret) {
                 btrfs_abort_transaction(trans, ret);
                 goto error_sysfs;