31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
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From 8b69d66b21f3699ee64c572bfba5df033ce768e0 Mon Sep 17 00:00:00 2001
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From: Phil Sutter <phil@nwl.cc>
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Date: Mon, 3 Dec 2018 14:52:28 +0100
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Subject: [PATCH] extensions: libipt_realm: Document allowed realm values
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Older versions of iptables allowed for negative realm values by accident
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(they would be cast to unsigned). While this was clearly a bug, document
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the fixed behaviour.
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Signed-off-by: Phil Sutter <phil@nwl.cc>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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(cherry picked from commit 290d76b443bf24999d9caacb3fdd027d6e7112a1)
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Signed-off-by: Phil Sutter <psutter@redhat.com>
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---
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extensions/libipt_realm.man | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/extensions/libipt_realm.man b/extensions/libipt_realm.man
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index a40b1adc72ba2..72dff9b2e4212 100644
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--- a/extensions/libipt_realm.man
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+++ b/extensions/libipt_realm.man
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@@ -5,3 +5,5 @@ setups involving dynamic routing protocols like BGP.
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Matches a given realm number (and optionally mask). If not a number, value
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can be a named realm from /etc/iproute2/rt_realms (mask can not be used in
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that case).
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+Both value and mask are four byte unsigned integers and may be specified in
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+decimal, hex (by prefixing with "0x") or octal (if a leading zero is given).
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--
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2.21.0
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