30 	struct dfs_ref		*ref;  member
36 #define ref_walk_cur(w)	((w)->ref)
63 static inline void __ref_walk_free(struct dfs_ref *ref)  in __ref_walk_free()  argument
65 	kfree(ref->path);  in __ref_walk_free()
66 	kfree(ref->full_path);  in __ref_walk_free()
67 	dfs_cache_free_tgts(&ref->tl);  in __ref_walk_free()
68 	if (ref->ses)  in __ref_walk_free()
69 		cifs_put_smb_ses(ref->ses);  in __ref_walk_free()
70 	memset(ref, 0, sizeof(*ref));  in __ref_walk_free()
75 	struct dfs_ref *ref;  in ref_walk_free()  local
80 	for (ref = ref_walk_start(rw); ref <= ref_walk_end(rw); ref++)  in ref_walk_free()
81 		__ref_walk_free(ref);  in ref_walk_free()
87 	struct dfs_ref *ref = ref_walk_cur(rw) + 1;  in ref_walk_advance()  local
89 	if (ref > ref_walk_end(rw))  in ref_walk_advance()
91 	__ref_walk_free(ref);  in ref_walk_advance()
92 	ref_walk_cur(rw) = ref;  in ref_walk_advance()
99 	struct dfs_ref *ref = ref_walk_cur(rw);  in ref_walk_next_tgt()  local
102 	if (IS_ERR(ref->tit))  in ref_walk_next_tgt()
105 	if (!ref->tit)  in ref_walk_next_tgt()
106 		tit = dfs_cache_get_tgt_iterator(&ref->tl);  in ref_walk_next_tgt()
108 		tit = dfs_cache_get_next_tgt(&ref->tl, ref->tit);  in ref_walk_next_tgt()
111 		ref->tit = ERR_PTR(-ENOENT);  in ref_walk_next_tgt()
114 	ref->tit = tit;  in ref_walk_next_tgt()
115 	return ref->tit;  in ref_walk_next_tgt()
135 	struct dfs_ref *ref = ref_walk_start(rw);  in ref_walk_set_tcon()  local
137 	for (; ref <= ref_walk_cur(rw); ref++) {  in ref_walk_set_tcon()
138 		if (WARN_ON_ONCE(!ref->ses))  in ref_walk_set_tcon()
140 		list_add(&ref->ses->dlist, &tcon->dfs_ses_list);  in ref_walk_set_tcon()
141 		ref->ses = NULL;  in ref_walk_set_tcon()
147 	struct dfs_ref *ref = ref_walk_cur(rw) - 1;  in ref_walk_mark_end()  local
149 	WARN_ON_ONCE(ref < ref_walk_start(rw));  in ref_walk_mark_end()
150 	dfs_cache_noreq_update_tgthint(ref->path + 1, ref->tit);  in ref_walk_mark_end()
151 	ref->tit = ERR_PTR(-ENOENT); /* end marker */  in ref_walk_mark_end()
154 int dfs_parse_target_referral(const char *full_path, const struct dfs_info3_param *ref,