From 3dc8de9be270fbf51e77944d7c3ee03496af296f Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Thu, 12 Feb 2015 23:18:41 +0000
Subject: Check for NULL

---
 amiga/plotters.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'amiga')

diff --git a/amiga/plotters.c b/amiga/plotters.c
index f12bff3c5..a692b0813 100644
--- a/amiga/plotters.c
+++ b/amiga/plotters.c
@@ -264,11 +264,12 @@ static void ami_plot_setopen(struct RastPort *rp, ULONG colr)
 
 void ami_plot_clear_bbox(struct RastPort *rp, struct IBox *bbox)
 {
+	if((bbox == NULL) || (rp == NULL)) return;
 	if((bbox->Width == 0) || (bbox->Height == 0)) return;
 
 	ami_plot_setapen(rp, 0xffffffff);
 	RectFill(rp, bbox->Left, bbox->Top,
-		bbox->Width+bbox->Left, bbox->Height+bbox->Top);
+		bbox->Width + bbox->Left, bbox->Height + bbox->Top);
 }
 
 
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