if tag creating failed then let tag_head NULL;

diff --git a/src/swf_object.c b/src/swf_object.c
index daa7418..08444a3 100644 (file)
--- a/src/swf_object.c
+++ b/src/swf_object.c
@@ -141,6 +141,7 @@ swf_object_input(swf_object_t *swf, unsigned char *data,
                 next_tag = tag->next;
                 swf_tag_destroy(tag);
             }
+            swf->tag_head = NULL;
             bitstream_close(bs);
             return 1; // FAILURE
         }