IB: Convert kmem_cache_t -> struct kmem_cache

Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h
index 9c53916..234e5b0 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.h
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.h
@@ -283,7 +283,7 @@
 	struct mutex      connlist_mutex;
 	struct list_head  connlist;		/* all iSER IB connections */
 
-	kmem_cache_t *desc_cache;
+	struct kmem_cache *desc_cache;
 };
 
 extern struct iser_global ig;