4329 	char *full_path, *pos;  in build_unc_path_to_root()  local
4337 	full_path = kmalloc(unc_len + pplen + 1, GFP_KERNEL);  in build_unc_path_to_root()
4338 	if (full_path == NULL)  in build_unc_path_to_root()
4341 	memcpy(full_path, vol->UNC, unc_len);  in build_unc_path_to_root()
4342 	pos = full_path + unc_len;  in build_unc_path_to_root()
4351 	convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb));  in build_unc_path_to_root()
4352 	cifs_dbg(FYI, "%s: full_path=%s\n", __func__, full_path);  in build_unc_path_to_root()
4353 	return full_path;  in build_unc_path_to_root()
4374 	char *full_path = NULL, *ref_path = NULL, *mdata = NULL;  in expand_dfs_referral()  local
4379 	full_path = build_unc_path_to_root(volume_info, cifs_sb, true);  in expand_dfs_referral()
4380 	if (IS_ERR(full_path))  in expand_dfs_referral()
4381 		return PTR_ERR(full_path);  in expand_dfs_referral()
4384 	ref_path = check_prefix ? full_path + 1 : volume_info->UNC + 1;  in expand_dfs_referral()
4392 						   full_path + 1, &referral,  in expand_dfs_referral()
4408 	kfree(full_path);  in expand_dfs_referral()
4613 					char *full_path,  in cifs_are_all_path_components_accessible()  argument
4622 	s = full_path;  in cifs_are_all_path_components_accessible()
4649 						     full_path);  in cifs_are_all_path_components_accessible()
4665 	char *full_path;  in is_path_remote()  local
4673 	full_path = cifs_build_path_to_root(vol, cifs_sb, tcon,  in is_path_remote()
4675 	if (full_path == NULL)  in is_path_remote()
4678 	cifs_dbg(FYI, "%s: full_path: %s\n", __func__, full_path);  in is_path_remote()
4681 					     full_path);  in is_path_remote()
4683 		kfree(full_path);  in is_path_remote()
4689 			cifs_sb, full_path, tcon->Flags & SMB_SHARE_IS_IN_DFS);  in is_path_remote()
4698 	kfree(full_path);  in is_path_remote()
4711 	char *root_path = NULL, *full_path = NULL;  in cifs_mount()  local
4750 	full_path = build_unc_path_to_root(vol, cifs_sb, true);  in cifs_mount()
4751 	if (IS_ERR(full_path)) {  in cifs_mount()
4752 		rc = PTR_ERR(full_path);  in cifs_mount()
4753 		full_path = NULL;  in cifs_mount()
4834 		kfree(full_path);  in cifs_mount()
4835 		full_path = build_unc_path_to_root(vol, cifs_sb, true);  in cifs_mount()
4836 		if (IS_ERR(full_path)) {  in cifs_mount()
4837 			rc = PTR_ERR(full_path);  in cifs_mount()
4838 			full_path = NULL;  in cifs_mount()
4857 			rc = mount_do_dfs_failover(full_path + 1, cifs_sb, vol,  in cifs_mount()
4873 		tcon->dfs_path = full_path;  in cifs_mount()
4874 		full_path = NULL;  in cifs_mount()
4903 	kfree(full_path);  in cifs_mount()