From bc8de0954b04eab4aa3b810fb5913b0500aae923 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Fri, 26 Mar 2021 09:24:58 -0400
Subject: tileset: Ensure there are no more than 32 tiles

---
diff --git a/src/tileset.c b/src/tileset.c
index f1b7e36..d8b3c03 100644
--- a/src/tileset.c
+++ b/src/tileset.c
@@ -312,6 +312,11 @@ _db_tsx_tileset_start(void *pv, const char *name, const char **attr)
 			return;
 		}
 		db_xml_get_int_attr(p, attr, "tilecount",  &tileset->tc,   1);
+		if (tileset->tc > 32) {
+			db_err("Tileset may not have more than 32 tiles");
+			XML_StopParser(p, XML_FALSE);
+			return;
+		}
 		db_xml_get_int_attr(p, attr, "columns",    &tileset->cols, 1);
 		db_dbg("              Tile size: %dx%d px",
 				tileset->tw, tileset->th);
--
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