* clmodule.c (doParams): free PVbuffer in error condition.
* frameobject.c (newframeobject): initialize ob_type if taking entry
  from the free list, since it is zeroed out when DEBUG is defined.
diff --git a/Modules/clmodule.c b/Modules/clmodule.c
index a9a378e..63e81db 100644
--- a/Modules/clmodule.c
+++ b/Modules/clmodule.c
@@ -365,8 +365,10 @@
 
 	error_handler_called = 0;
 	(*func)(self->ob_compressorHdl, PVbuffer, length);
-	if (error_handler_called)
+	if (error_handler_called) {
+		DEL(PVbuffer);
 		return NULL;
+	}
 
 	if (modified) {
 		for (i = 0; i < length; i++) {
diff --git a/Objects/frameobject.c b/Objects/frameobject.c
index 62a18e2..0b5e75c 100644
--- a/Objects/frameobject.c
+++ b/Objects/frameobject.c
@@ -137,6 +137,7 @@
 	else {
 		f = free_list;
 		free_list = free_list->f_back;
+		f->ob_type = &Frametype;
 		NEWREF(f);
 	}
 	if (f != NULL) {