From b63a28e5ad28aa1c9d56675992cdcdc2a0a09fbe Mon Sep 17 00:00:00 2001
From: Nunuhara Cabbage <nunuhara@haniwa.technology>
Date: Thu, 21 Nov 2019 21:51:04 -0800
Subject: [PATCH] Fix bug in sact_get_sprite

---
 sact_graphics.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sact_graphics.c b/sact_graphics.c
index 38876e6..0483aca 100644
--- a/sact_graphics.c
+++ b/sact_graphics.c
@@ -28,7 +28,7 @@ TAILQ_HEAD(listhead, sact_sprite) sprite_list =
 
 struct sact_sprite *sact_get_sprite(int sp)
 {
-	if (sp >= nr_sprites)
+	if (sp < 0 || sp >= nr_sprites)
 		return NULL;
 	return sprites[sp];
 }