Updated document.c/zathura.c

document.c

@@ -218,7 +218,7 @@ zathura_document_open(zathura_t* zathura, const char* path, const char* password
 
   girara_list_iterator_t* iter = girara_list_iterator(zathura->plugins.plugins);
   if (iter == NULL) {
-    return;
+    goto error_free;
   }
   
   do {

zathura.c

@@ -146,7 +146,7 @@ document_open(zathura_t* zathura, const char* path, const char* password)
   girara_set_view(zathura->ui.session, zathura->ui.page_view);
 
   /* threads */
-  zathura->sync.render_thread = render_init();
+  zathura->sync.render_thread = render_init(zathura);
 
   if (!zathura->sync.render_thread) {
     goto error_free;