Constify structures containing function pointers

[zfs.git] / include / sys / space_map.h

diff --git a/include/sys/space_map.h b/include/sys/space_map.h
index 6f935c9..3322997 100644 (file)
--- a/include/sys/space_map.h
+++ b/include/sys/space_map.h
@@ -33,7 +33,7 @@
 extern "C" {
 #endif
 
-typedef struct space_map_ops space_map_ops_t;
+typedef const struct space_map_ops space_map_ops_t;
 
 typedef struct space_map {
        avl_tree_t      sm_root;        /* AVL tree of map segments */