From d896c1f21f2e6b1f98a1a18dae649c065f9aa06d Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brechtvanlommel@pandora.be>
Date: Thu, 11 Mar 2010 17:19:08 +0000
Subject: [PATCH] fix crash in compositing nodes passing on NULL compbuf.
 (revision 27415 from render25 branch)

---
 source/blender/nodes/intern/CMP_util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/blender/nodes/intern/CMP_util.c b/source/blender/nodes/intern/CMP_util.c
index 7d080304905..1d64cf0b45f 100644
--- a/source/blender/nodes/intern/CMP_util.c
+++ b/source/blender/nodes/intern/CMP_util.c
@@ -73,7 +73,7 @@ CompBuf *dupalloc_compbuf(CompBuf *cbuf)
 /* instead of reference counting, we create a list */
 CompBuf *pass_on_compbuf(CompBuf *cbuf)
 {
-	CompBuf *dupbuf= alloc_compbuf(cbuf->x, cbuf->y, cbuf->type, 0);
+	CompBuf *dupbuf= (cbuf)? alloc_compbuf(cbuf->x, cbuf->y, cbuf->type, 0): NULL;
 	CompBuf *lastbuf;
 	
 	if(dupbuf) {