puzzles: add more parameter validation checks

Fixes some annoying crashes.

Change-Id: If3c293bd90e301c3e697d1e5fcb1b0aa2ea320fb
This commit is contained in:
Franklin Wei 2017-08-16 11:37:10 -04:00
parent c78ff7f615
commit f31a400bac
7 changed files with 15 additions and 2 deletions

View file

@ -320,6 +320,8 @@ static char *validate_params(const game_params *params, int full)
return "Barrier probability may not be negative";
if (params->barrier_probability > 1)
return "Barrier probability may not be greater than 1";
if (params->movetarget < 0)
return "Number of shuffling moves may not be negative";
return NULL;
}