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authorStefan Metzmacher <metze@samba.org>2007-01-31 14:05:09 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:44:29 -0500
commit18732ba952c576c890e2fa79f9e164ae51dd320a (patch)
tree9e508099372a6f6e8336a4db8054dd110fb0a8a1 /source4/nbt_server
parent3d409a43f468bb118ddf8467fb81a5ce2e7fb68e (diff)
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r21086: add some notes
metze (This used to be commit dfbdb958419a041c1aff039810f7e9cb4320ec2c)
Diffstat (limited to 'source4/nbt_server')
-rw-r--r--source4/nbt_server/wins/winsserver.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/source4/nbt_server/wins/winsserver.c b/source4/nbt_server/wins/winsserver.c
index 6b91f78ad0..072c646a92 100644
--- a/source4/nbt_server/wins/winsserver.c
+++ b/source4/nbt_server/wins/winsserver.c
@@ -642,6 +642,13 @@ static void nbtd_wins_randomize1Clist(const char **addresses, struct socket_addr
/*
* if we haven't found an address in the same subnet, search in ones
* which match the client more
+ *
+ * some notes:
+ *
+ * it's not "idx = idx % r" but "idx = r % idx"
+ * because in "a % b" b is the allowed range
+ * and b-1 is the maximum possible result, so it must be decreasing
+ * and the above idx == 0 check breaks the while(1) loop.
*/
idx = r % idx;
}