btrfs: fix unused variables in qgroup.c
Use otherwise unused local variables slot in update_qgroup_limit_item and in update_qgroup_info_item, and remove unused variable ins from btrfs_qgroup_account_ref. Signed-off-by: Valentina Giusti <valentina.giusti@microon.de> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <clm@fb.com>
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@ -644,8 +644,7 @@ static int update_qgroup_limit_item(struct btrfs_trans_handle *trans,
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l = path->nodes[0];
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slot = path->slots[0];
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qgroup_limit = btrfs_item_ptr(l, path->slots[0],
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struct btrfs_qgroup_limit_item);
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qgroup_limit = btrfs_item_ptr(l, slot, struct btrfs_qgroup_limit_item);
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btrfs_set_qgroup_limit_flags(l, qgroup_limit, flags);
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btrfs_set_qgroup_limit_max_rfer(l, qgroup_limit, max_rfer);
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btrfs_set_qgroup_limit_max_excl(l, qgroup_limit, max_excl);
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@ -687,8 +686,7 @@ static int update_qgroup_info_item(struct btrfs_trans_handle *trans,
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l = path->nodes[0];
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slot = path->slots[0];
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qgroup_info = btrfs_item_ptr(l, path->slots[0],
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struct btrfs_qgroup_info_item);
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qgroup_info = btrfs_item_ptr(l, slot, struct btrfs_qgroup_info_item);
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btrfs_set_qgroup_info_generation(l, qgroup_info, trans->transid);
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btrfs_set_qgroup_info_rfer(l, qgroup_info, qgroup->rfer);
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btrfs_set_qgroup_info_rfer_cmpr(l, qgroup_info, qgroup->rfer_cmpr);
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@ -1349,7 +1347,6 @@ int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans,
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struct btrfs_delayed_ref_node *node,
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struct btrfs_delayed_extent_op *extent_op)
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{
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struct btrfs_key ins;
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struct btrfs_root *quota_root;
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u64 ref_root;
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struct btrfs_qgroup *qgroup;
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@ -1363,10 +1360,6 @@ int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans,
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BUG_ON(!fs_info->quota_root);
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ins.objectid = node->bytenr;
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ins.offset = node->num_bytes;
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ins.type = BTRFS_EXTENT_ITEM_KEY;
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if (node->type == BTRFS_TREE_BLOCK_REF_KEY ||
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node->type == BTRFS_SHARED_BLOCK_REF_KEY) {
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struct btrfs_delayed_tree_ref *ref;
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