4199 	char *full_path, *pos;  in build_unc_path_to_root()  local
4207 	full_path = kmalloc(unc_len + pplen + 1, GFP_KERNEL);  in build_unc_path_to_root()
4208 	if (full_path == NULL)  in build_unc_path_to_root()
4211 	memcpy(full_path, vol->UNC, unc_len);  in build_unc_path_to_root()
4212 	pos = full_path + unc_len;  in build_unc_path_to_root()
4221 	convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb));  in build_unc_path_to_root()
4222 	cifs_dbg(FYI, "%s: full_path=%s\n", __func__, full_path);  in build_unc_path_to_root()
4223 	return full_path;  in build_unc_path_to_root()
4244 	char *full_path = NULL, *mdata = NULL;  in expand_dfs_referral()  local
4249 	full_path = build_unc_path_to_root(volume_info, cifs_sb, true);  in expand_dfs_referral()
4250 	if (IS_ERR(full_path))  in expand_dfs_referral()
4251 		return PTR_ERR(full_path);  in expand_dfs_referral()
4259 						   full_path + 1, &referral,  in expand_dfs_referral()
4275 	kfree(full_path);  in expand_dfs_referral()
4315 static int setup_dfs_tgt_conn(const char *path, const char *full_path,  in setup_dfs_tgt_conn()  argument
4332 	mdata = cifs_compose_mount_options(cifs_sb->mountdata, full_path + 1, &ref, &fake_devname);  in setup_dfs_tgt_conn()
4367 static int do_dfs_failover(const char *path, const char *full_path, struct cifs_sb_info *cifs_sb,  in do_dfs_failover()  argument
4389 		rc = setup_dfs_tgt_conn(path, full_path, tgt_it, cifs_sb, vol, xid, server, ses,  in do_dfs_failover()
4472 					char *full_path,  in cifs_are_all_path_components_accessible()  argument
4481 	s = full_path;  in cifs_are_all_path_components_accessible()
4508 						     full_path);  in cifs_are_all_path_components_accessible()
4524 	char *full_path;  in is_path_remote()  local
4532 	full_path = cifs_build_path_to_root(vol, cifs_sb, tcon,  in is_path_remote()
4534 	if (full_path == NULL)  in is_path_remote()
4537 	cifs_dbg(FYI, "%s: full_path: %s\n", __func__, full_path);  in is_path_remote()
4540 					     full_path);  in is_path_remote()
4542 		kfree(full_path);  in is_path_remote()
4548 			cifs_sb, full_path, tcon->Flags & SMB_SHARE_IS_IN_DFS);  in is_path_remote()
4556 	kfree(full_path);  in is_path_remote()
4659 	char *ref_path = NULL, *full_path = NULL;  in cifs_mount()  local
4700 		kfree(full_path);  in cifs_mount()
4701 		full_path = build_unc_path_to_root(vol, cifs_sb, !!count);  in cifs_mount()
4702 		if (IS_ERR(full_path)) {  in cifs_mount()
4703 			rc = PTR_ERR(full_path);  in cifs_mount()
4704 			full_path = NULL;  in cifs_mount()
4719 			rc = do_dfs_failover(ref_path + 1, full_path, cifs_sb, vol, root_ses, &xid,  in cifs_mount()
4752 	cifs_sb->origin_fullpath = kstrndup(full_path, strlen(full_path), GFP_KERNEL);  in cifs_mount()
4758 	tcon->dfs_path = full_path;  in cifs_mount()
4759 	full_path = NULL;  in cifs_mount()
4789 	kfree(full_path);  in cifs_mount()