From 906cc858fe8d5e23b10939d515cb7a58cfe042de Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 20 Oct 2010 08:01:20 +0000
Subject: [PATCH] fixing off-by-one

---
 src/util/network.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/util/network.c b/src/util/network.c
index cf74d43ad..a1142d433 100644
--- a/src/util/network.c
+++ b/src/util/network.c
@@ -900,12 +900,16 @@ GNUNET_NETWORK_fdset_overlap (const struct GNUNET_NETWORK_FDSet *fds1,
                               const struct GNUNET_NETWORK_FDSet *fds2)
 {
   int nfds;
+
   nfds = fds1->nsds;
-  if (nfds < fds2->nsds)
+  if (nfds > fds2->nsds)
     nfds = fds2->nsds;
-  for (; nfds >= 0; nfds--)
-    if (FD_ISSET (nfds, &fds1->sds) && FD_ISSET (nfds, &fds2->sds))
-      return GNUNET_YES;
+  while (nfds > 0)
+    {
+      nfds--;
+      if (FD_ISSET (nfds, &fds1->sds) && FD_ISSET (nfds, &fds2->sds))
+	return GNUNET_YES;
+    }
 #ifdef MINGW
   {
     struct GNUNET_CONTAINER_SList_Iterator *it;
-- 
2.25.1