【商务平台】 增加客户关联过滤

git-svn-id: svn+ssh://10.10.101.21/source/platform/platform-b2b@6644 f3bf4e98-0cf0-11e4-a00c-a99a8b9d557d

src/main/java/com/uas/platform/b2b/controller/SaleOrderController.java

@@ -256,7 +256,7 @@ public class SaleOrderController {
 		if (filter != null && filter.getDistribute() == null) {
 			return null;
 		}
-		if (!CollectionUtils.isEmpty(filter.getDistribute())) {
+		if (filter != null && !CollectionUtils.isEmpty(filter.getDistribute())) {
 			List<Object> list = new ArrayList<>();
 			list.add(filter.getDistribute());
 			pageParams.getFilters().put("pu_enuu", new MultiValue(list, true));