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author | Taehee Yoo <ap420073@gmail.com> | 2018-04-09 00:00:57 +0900 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2018-04-24 10:29:16 +0200 |
commit | cd9a5a15808403a7895c51b1378168d6c75cf8a6 (patch) | |
tree | d37d943298dab819f2deb30bd5dc399c1bf0ec4a | |
parent | e4de6ead16fe607082af87ecd4cce7f9690ea632 (diff) | |
download | linux-cd9a5a15808403a7895c51b1378168d6c75cf8a6.tar.gz linux-cd9a5a15808403a7895c51b1378168d6c75cf8a6.tar.bz2 linux-cd9a5a15808403a7895c51b1378168d6c75cf8a6.zip |
netfilter: ebtables: remove EBT_MATCH and EBT_NOMATCH
EBT_MATCH and EBT_NOMATCH are used to change return value.
match functions(ebt_xxx.c) return false when received frame is not matched
and returns true when received frame is matched.
but, EBT_MATCH_ITERATE understands oppositely.
so, to change return value, EBT_MATCH and EBT_NOMATCH are used.
but, we can use operation '!' simply.
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
-rw-r--r-- | include/linux/netfilter_bridge/ebtables.h | 4 | ||||
-rw-r--r-- | net/bridge/netfilter/ebtables.c | 2 |
2 files changed, 1 insertions, 5 deletions
diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h index 0773b5a032f1..c6935be7c6ca 100644 --- a/include/linux/netfilter_bridge/ebtables.h +++ b/include/linux/netfilter_bridge/ebtables.h @@ -17,10 +17,6 @@ #include <linux/if_ether.h> #include <uapi/linux/netfilter_bridge/ebtables.h> -/* return values for match() functions */ -#define EBT_MATCH 0 -#define EBT_NOMATCH 1 - struct ebt_match { struct list_head list; const char name[EBT_FUNCTION_MAXNAMELEN]; diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c index 355410b13316..7c07221369c0 100644 --- a/net/bridge/netfilter/ebtables.c +++ b/net/bridge/netfilter/ebtables.c @@ -101,7 +101,7 @@ ebt_do_match(struct ebt_entry_match *m, const struct sk_buff *skb, { par->match = m->u.match; par->matchinfo = m->data; - return m->u.match->match(skb, par) ? EBT_MATCH : EBT_NOMATCH; + return !m->u.match->match(skb, par); } static inline int |