X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Frbtree.h;h=9c295411d01f66a65a22b034c6d13b7c7569cef4;hb=813d76694043d00b59475baa1fbfaf54a2eb7fad;hp=344bc3495ddbd12548c32ebaf57cd3c6ee7e8be9;hpb=10fd48f2376db52f08bf0420d2c4f580e39269e1;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h
index 344bc34..9c29541 100644
--- a/include/linux/rbtree.h
+++ b/include/linux/rbtree.h
@@ -140,10 +140,10 @@ extern void rb_insert_color(struct rb_node *, struct rb_root *);
 extern void rb_erase(struct rb_node *, struct rb_root *);
 
 /* Find logical next and previous nodes in a tree */
-extern struct rb_node *rb_next(struct rb_node *);
-extern struct rb_node *rb_prev(struct rb_node *);
-extern struct rb_node *rb_first(struct rb_root *);
-extern struct rb_node *rb_last(struct rb_root *);
+extern struct rb_node *rb_next(const struct rb_node *);
+extern struct rb_node *rb_prev(const struct rb_node *);
+extern struct rb_node *rb_first(const struct rb_root *);
+extern struct rb_node *rb_last(const struct rb_root *);
 
 /* Fast replacement of a single node without remove/rebalance/add/rebalance */
 extern void rb_replace_node(struct rb_node *victim, struct rb_node *new,