From f56780b78838933d6ee89f05d639234c5eb5986b Mon Sep 17 00:00:00 2001
From: ian <ian>
Date: Sun, 10 Dec 2000 22:00:20 +0000
Subject: [PATCH] @@ -1,3 +1,9 @@ +userv-utils (0.2.1) unstable; urgency=low +
 +  * service.c (userv ipif) /32 prefixes work properly now. + + -- + 
 userv-utils (0.2.0) unstable; urgency=low

   Improvements to ipif (tunnelling/VPN facility):
---
 changelog        | 6 ++++++
 debian/changelog | 6 ++++++
 ipif/service.c   | 2 +-
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/changelog b/changelog
index 1ced792..b834e3d 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,9 @@
+userv-utils (0.2.1) unstable; urgency=low
+
+  * service.c (userv ipif) /32 prefixes work properly now.
+
+ --
+
 userv-utils (0.2.0) unstable; urgency=low
 
   Improvements to ipif (tunnelling/VPN facility):
diff --git a/debian/changelog b/debian/changelog
index 1ced792..b834e3d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+userv-utils (0.2.1) unstable; urgency=low
+
+  * service.c (userv ipif) /32 prefixes work properly now.
+
+ --
+
 userv-utils (0.2.0) unstable; urgency=low
 
   Improvements to ipif (tunnelling/VPN facility):
diff --git a/ipif/service.c b/ipif/service.c
index 397740c..4137794 100644
--- a/ipif/service.c
+++ b/ipif/service.c
@@ -329,7 +329,7 @@ static void eat_prefixmask(const char **argp, const char *what,
   sprintf(whatbuf,"%s length",what);
   len= eat_number(argp,whatbuf, 0,32, endchars,endchar_r);
 
-  mask= (~0UL << (32-len));
+  mask= len ? (~0UL << (32-len)) : 0UL;
   if (prefix & ~mask) badusage("%s prefix %08lx not fully contained in mask %08lx",
 			       what,prefix,mask);
   *prefix_r= prefix;
-- 
2.30.2