Stephan Kulow pointed out a problem when validating and using an empty

* valid.c: Stephan Kulow pointed out a problem when validating
  and using an empty entity, forgot a 'break' in a case.
Daniel
diff --git a/valid.c b/valid.c
index 3f5f730..07ad05f 100644
--- a/valid.c
+++ b/valid.c
@@ -3732,6 +3732,7 @@
 			cur = cur->children->children;
 			continue;
 		    }
+		    break;
 		case XML_TEXT_NODE:
 		    if (xmlIsBlankNode(cur))
 			break;