autofs-5.0.9 - remove unused offset handling code

From: Ian Kent <raven@themaw.net>

Some offset handling functions were moved into the cache module
a while ago and are now unused.
---
 CHANGELOG        |    1 +
 include/mounts.h |    8 -----
 lib/mounts.c     |   95 ------------------------------------------------------
 3 files changed, 1 insertion(+), 103 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index 65c4a7f..fc2b2d4 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -33,6 +33,7 @@
 - remove obsolete comment in auto.net.
 - fix macro usage in lookup_program.c.
 - fix gcc5 complaints.
+- remove unused offset handling code.
 
 28/03/2014 autofs-5.0.9
 =======================
diff --git a/include/mounts.h b/include/mounts.h
index 3dc6090..2f7f778 100644
--- a/include/mounts.h
+++ b/include/mounts.h
@@ -68,11 +68,6 @@ struct mnt_list {
 	struct list_head list;
 	struct list_head entries;
 	struct list_head sublist;
-	/*
-	 * Offset mount handling ie. add_ordered_list
-	 * and get_offset.
-	 */
-	struct list_head ordered;
 };
 
 
@@ -99,9 +94,6 @@ void free_mnt_list(struct mnt_list *list);
 int contained_in_local_fs(const char *path);
 int is_mounted(const char *table, const char *path, unsigned int type);
 int has_fstab_option(const char *opt);
-char *get_offset(const char *prefix, char *offset,
-                 struct list_head *head, struct list_head **pos);
-void add_ordered_list(struct mnt_list *ent, struct list_head *head);
 void tree_free_mnt_tree(struct mnt_list *tree);
 struct mnt_list *tree_make_mnt_tree(const char *table, const char *path);
 int tree_get_mnt_list(struct mnt_list *mnts, struct list_head *list, const char *path, int include);
diff --git a/lib/mounts.c b/lib/mounts.c
index ce11d17..ebe48bc 100644
--- a/lib/mounts.c
+++ b/lib/mounts.c
@@ -797,100 +797,6 @@ int has_fstab_option(const char *opt)
 	return ret;
 }
 
-char *get_offset(const char *prefix, char *offset,
-		 struct list_head *head, struct list_head **pos)
-{
-	struct list_head *next;
-	struct mnt_list *this;
-	size_t plen = strlen(prefix);
-	size_t len = 0;
-
-	*offset = '\0';
-	next = *pos ? (*pos)->next : head->next;
-	while (next != head) {
-		char *pstart, *pend;
-
-		this = list_entry(next, struct mnt_list, ordered);
-		*pos = next;
-		next = next->next;
-
-		if (strlen(this->path) <= plen)
-			continue;
-
-		if (!strncmp(prefix, this->path, plen)) {
-			pstart = &this->path[plen];
-
-			/* not part of this sub-tree */
-			if (*pstart != '/')
-				continue;
-
-			/* get next offset */
-			pend = pstart;
-			while (*pend++) ;
-			len = pend - pstart - 1;
-			strncpy(offset, pstart, len);
-			offset[len] ='\0';
-			break;
-		}
-	}
-
-	while (next != head) {
-		char *pstart;
-
-		this = list_entry(next, struct mnt_list, ordered);
-
-		if (strlen(this->path) <= plen + len)
-			break;
-
-		pstart = &this->path[plen];
-
-		/* not part of this sub-tree */
-		if (*pstart != '/')
-			break;
-
-		/* new offset */
-		if (!*(pstart + len + 1))
-			break;
-
-		/* compare next offset */
-		if (pstart[len] != '/' || strncmp(offset, pstart, len))
-			break;
-
-		*pos = next;
-		next = next->next;
-	}
-
-	return *offset ? offset : NULL;
-}
-
-void add_ordered_list(struct mnt_list *ent, struct list_head *head)
-{
-	struct list_head *p;
-	struct mnt_list *this;
-
-	list_for_each(p, head) {
-		size_t tlen;
-		int eq;
-
-		this = list_entry(p, struct mnt_list, ordered);
-		tlen = strlen(this->path);
-
-		eq = strncmp(this->path, ent->path, tlen);
-		if (!eq && tlen == strlen(ent->path))
-			return;
-
-		if (eq > 0) {
-			INIT_LIST_HEAD(&ent->ordered);
-			list_add_tail(&ent->ordered, p);
-			return;
-		}
-	}
-	INIT_LIST_HEAD(&ent->ordered);
-	list_add_tail(&ent->ordered, p);
-
-	return;
-}
-
 /*
  * Since we have to look at the entire mount tree for direct
  * mounts (all mounts under "/") and we may have a large number
@@ -990,7 +896,6 @@ struct mnt_list *tree_make_mnt_tree(const char *table, const char *path)
 		INIT_LIST_HEAD(&ent->list);
 		INIT_LIST_HEAD(&ent->entries);
 		INIT_LIST_HEAD(&ent->sublist);
-		INIT_LIST_HEAD(&ent->ordered);
 
 		ent->path = malloc(len + 1);
 		if (!ent->path) {