From db43038e9c11971043111c4bb14b0ace57d604e2 Mon Sep 17 00:00:00 2001
From: Christos Zoulas <christos@zoulas.com>
Date: Wed, 22 Oct 2014 19:27:36 +0000
Subject: [PATCH] Don't treat empty chains as an error (Guy Helmer)

---
 src/cdf.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/cdf.c b/src/cdf.c
index 4c892c1d..db83b213 100644
--- a/src/cdf.c
+++ b/src/cdf.c
@@ -35,7 +35,7 @@
 #include "file.h"
 
 #ifndef lint
-FILE_RCSID("@(#)$File: cdf.c,v 1.67 2014/09/24 19:49:07 christos Exp $")
+FILE_RCSID("@(#)$File: cdf.c,v 1.68 2014/10/22 19:27:36 christos Exp $")
 #endif
 
 #include <assert.h>
@@ -463,6 +463,12 @@ cdf_count_chain(const cdf_sat_t *sat, cdf_secid_t sid, size_t size)
 	    / sizeof(maxsector));
 
 	DPRINTF(("Chain:"));
+	if (sid == CDF_SECID_END_OF_CHAIN) {
+		/* 0-length chain. */
+		DPRINTF((" empty\n"));
+		return 0;
+	}
+
 	for (j = i = 0; sid >= 0; i++, j++) {
 		DPRINTF((" %d", sid));
 		if (j >= CDF_LOOP_LIMIT) {
-- 
2.40.0