Ticket #354: build PJLIB as dynamic libraries (.DSO) in Symbian

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@1405 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjlib/src/pj/pool_caching.c b/pjlib/src/pj/pool_caching.c
index 01c303d..295d6b9 100644
--- a/pjlib/src/pj/pool_caching.c
+++ b/pjlib/src/pj/pool_caching.c
@@ -65,6 +65,10 @@
     for (i=0; i<PJ_CACHING_POOL_ARRAY_SIZE; ++i)
 	pj_list_init(&cp->free_list[i]);
 
+    if (policy == NULL) {
+    	policy = &pj_pool_factory_default_policy;
+    }
+    
     pj_memcpy(&cp->factory.policy, policy, sizeof(pj_pool_factory_policy));
     cp->factory.create_pool = &cpool_create_pool;
     cp->factory.release_pool = &cpool_release_pool;