server: Cast-qual warnings fix (1 of 2)

[Andrew Talbot]

Changelog:
    server: Cast-qual warnings fix.

diff -urN a/server/object.c b/server/object.c
--- a/server/object.c	2006-07-26 10:23:31.000000000 +0100
+++ b/server/object.c	2006-12-16 15:49:49.000000000 +0000
@@ -290,14 +290,15 @@
 struct object *find_object( const struct namespace *namespace, const struct unicode_str *name,
                             unsigned int attributes )
 {
-    const struct list *list, *p;
+    const struct list *list;
+    struct list *p;
 
     if (!name || !name->len) return NULL;
 
     list = &namespace->names[ get_name_hash( namespace, name->str, name->len ) ];
     LIST_FOR_EACH( p, list )
     {
-        const struct object_name *ptr = LIST_ENTRY( p, const struct object_name, entry );
+        const struct object_name *ptr = LIST_ENTRY( p, struct object_name, entry );
         if (ptr->len != name->len) continue;
         if (attributes & OBJ_CASE_INSENSITIVE)
         {