From 51ce17cf96e240fe704e6f2952a88f6577124659 Mon Sep 17 00:00:00 2001
From: Alexandre Ratchov <alex@caoua.org>
Date: Wed, 16 Nov 2011 09:04:32 +0100
Subject: [PATCH] consider two aprocs are intependent if one of them is NULL

---
 aucat/aproc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/aucat/aproc.c b/aucat/aproc.c
index f202356..c06c650 100644
--- a/aucat/aproc.c
+++ b/aucat/aproc.c
@@ -279,6 +279,8 @@ aproc_depend(struct aproc *p, struct aproc *dep)
 
 	if (p == dep)
 		return 1;
+	if (p == NULL)
+		return 0;
 	LIST_FOREACH(i, &p->ins, ient) {
 		if (i->wproc && aproc_depend(i->wproc, dep))
 			return 1;