Patchwork netfilter 05/09: ebtables: fix inversion in match code

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Submitter Patrick McHardy
Date Jan. 12, 2009, 10:06 a.m.
Message ID <20090112100605.9280.2476.sendpatchset@x2.localnet>
Download mbox | patch
Permalink /patch/17899/
State Accepted
Delegated to: David Miller
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Patrick McHardy - Jan. 12, 2009, 10:06 a.m.
commit c6b52c688ecf03adb82724299b97701528821ca5
Author: Jan Engelhardt <>
Date:   Mon Jan 12 08:52:08 2009 +0100

    netfilter: ebtables: fix inversion in match code
    Commit 8cc784ee (netfilter: change return types of match functions
    for ebtables extensions) broke ebtables matches by inverting the
    sense of match/nomatch.
    Reported-by: Matt Cross <>
    Signed-off-by: Jan Engelhardt <>
    Signed-off-by: Patrick McHardy <>

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diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 8a8743d..820252a 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -79,7 +79,7 @@  static inline int ebt_do_match (struct ebt_entry_match *m,
 	par->match     = m->u.match;
 	par->matchinfo = m->data;
-	return m->u.match->match(skb, par);
+	return m->u.match->match(skb, par) ? EBT_MATCH : EBT_NOMATCH;
 static inline int ebt_dev_check(char *entry, const struct net_device *device)