1055 static int btrfs_parse_subvol_options(const char *options, char **subvol_name,  in btrfs_parse_subvol_options()  argument
1083 			kfree(*subvol_name);  in btrfs_parse_subvol_options()
1084 			*subvol_name = match_strdup(&args[0]);  in btrfs_parse_subvol_options()
1085 			if (!*subvol_name) {  in btrfs_parse_subvol_options()
1390 	const char *subvol_name;  in btrfs_show_options()  local
1477 	subvol_name = btrfs_get_subvol_name_from_objectid(info,  in btrfs_show_options()
1479 	if (!IS_ERR(subvol_name)) {  in btrfs_show_options()
1481 		seq_escape(seq, subvol_name, " \t\n\\");  in btrfs_show_options()
1482 		kfree(subvol_name);  in btrfs_show_options()
1513 static struct dentry *mount_subvol(const char *subvol_name, u64 subvol_objectid,  in mount_subvol()  argument
1519 	if (!subvol_name) {  in mount_subvol()
1528 		subvol_name = btrfs_get_subvol_name_from_objectid(  in mount_subvol()
1530 		if (IS_ERR(subvol_name)) {  in mount_subvol()
1531 			root = ERR_CAST(subvol_name);  in mount_subvol()
1532 			subvol_name = NULL;  in mount_subvol()
1538 	root = mount_subtree(mnt, subvol_name);  in mount_subvol()
1551 			       subvol_name);  in mount_subvol()
1562 				  subvol_name, subvol_objectid);  in mount_subvol()
1574 	kfree(subvol_name);  in mount_subvol()
1720 	char *subvol_name = NULL;  in btrfs_mount()  local
1724 	error = btrfs_parse_subvol_options(data, &subvol_name,  in btrfs_mount()
1727 		kfree(subvol_name);  in btrfs_mount()
1742 				kfree(subvol_name);  in btrfs_mount()
1752 				kfree(subvol_name);  in btrfs_mount()
1759 		kfree(subvol_name);  in btrfs_mount()
1764 	root = mount_subvol(subvol_name, subvol_objectid, mnt_root);  in btrfs_mount()