It's a good idea to validate presets received from the environment.

[sgt/puzzles] / midend.c

diff --git a/midend.c b/midend.c
index 192d7e5..6e0a362 100644 (file)
--- a/midend.c
+++ b/midend.c
@@ -585,6 +585,12 @@ int midend_num_presets(midend_data *me)
                 preset = me->ourgame->default_params();
                 me->ourgame->decode_params(preset, val);
 
+               if (me->ourgame->validate_params(preset)) {
+                   /* Drop this one from the list. */
+                   me->ourgame->free_params(preset);
+                   continue;
+               }
+
                 if (me->presetsize <= me->npresets) {
                     me->presetsize = me->npresets + 10;
                     me->presets = sresize(me->presets, me->presetsize,