SLAB: Remove WARN_ON_ONCE for zero sized objects for 2.6.22 release

We agreed to remove the WARN_ON_ONCE before 2.6.22 is released. Is this the right time?

Signed-off-by: Christoph Lameter <clameter@sgi.com>

Index: linux-2.6/mm/slab.c
===================================================================
--- linux-2.6.orig/mm/slab.c	2007-06-27 14:45:51.000000000 -0700
+++ linux-2.6/mm/slab.c	2007-06-27 14:45:56.000000000 -0700
@@ -774,7 +774,6 @@ static inline struct kmem_cache *__find_
 	 */
 	BUG_ON(malloc_sizes[INDEX_AC].cs_cachep == NULL);
 #endif
-	WARN_ON_ONCE(size == 0);
 	while (size > csizep->cs_size)
 		csizep++;