From b011900f48ad765b852eba82385b7e9a7f999a8c Mon Sep 17 00:00:00 2001
From: Magnus Norddahl <dpjudas@users.noreply.github.com>
Date: Tue, 23 Oct 2018 09:17:55 +0200
Subject: [PATCH] - fix null pointer crash

---
 src/polyrenderer/scene/poly_cull.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/polyrenderer/scene/poly_cull.cpp b/src/polyrenderer/scene/poly_cull.cpp
index 73ae9b3f2..6668e2f2b 100644
--- a/src/polyrenderer/scene/poly_cull.cpp
+++ b/src/polyrenderer/scene/poly_cull.cpp
@@ -188,7 +188,7 @@ bool PolyCull::IsSolidLine(seg_t *line)
 	if (!line->backsector) return true;
 
 	// Portal
-	if (line->linedef->isVisualPortal() && line->sidedef == line->linedef->sidedef[0]) return true;
+	if (line->linedef && line->linedef->isVisualPortal() && line->sidedef == line->linedef->sidedef[0]) return true;
 
 	double frontCeilingZ1 = line->frontsector->ceilingplane.ZatPoint(line->v1);
 	double frontFloorZ1 = line->frontsector->floorplane.ZatPoint(line->v1);