diff options
| author | Joe Perches <joe@perches.com> | 2018-03-21 04:03:22 -0700 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2018-03-30 11:24:29 +0200 |
| commit | 9124a20d8794663a396b5d6f91f66903848a042b (patch) | |
| tree | 12721883897dc073f78ad97e767bb3ab5f69fb71 /net/bridge | |
| parent | 19b351f16fd940092f2daa75773b0320f0785de9 (diff) | |
| download | lwn-9124a20d8794663a396b5d6f91f66903848a042b.tar.gz lwn-9124a20d8794663a396b5d6f91f66903848a042b.zip | |
netfilter: ebt_stp: Use generic functions for comparisons
Instead of unnecessary const declarations, use the generic functions to
save a little object space.
$ size net/bridge/netfilter/ebt_stp.o*
text data bss dec hex filename
1250 144 0 1394 572 net/bridge/netfilter/ebt_stp.o.new
1344 144 0 1488 5d0 net/bridge/netfilter/ebt_stp.o.old
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/netfilter/ebt_stp.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/net/bridge/netfilter/ebt_stp.c b/net/bridge/netfilter/ebt_stp.c index 3140eb912d7e..47ba98db145d 100644 --- a/net/bridge/netfilter/ebt_stp.c +++ b/net/bridge/netfilter/ebt_stp.c @@ -153,8 +153,6 @@ ebt_stp_mt(const struct sk_buff *skb, struct xt_action_param *par) static int ebt_stp_mt_check(const struct xt_mtchk_param *par) { const struct ebt_stp_info *info = par->matchinfo; - const u8 bridge_ula[6] = {0x01, 0x80, 0xc2, 0x00, 0x00, 0x00}; - const u8 msk[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; const struct ebt_entry *e = par->entryinfo; if (info->bitmask & ~EBT_STP_MASK || info->invflags & ~EBT_STP_MASK || @@ -162,8 +160,8 @@ static int ebt_stp_mt_check(const struct xt_mtchk_param *par) return -EINVAL; /* Make sure the match only receives stp frames */ if (!par->nft_compat && - (!ether_addr_equal(e->destmac, bridge_ula) || - !ether_addr_equal(e->destmsk, msk) || + (!ether_addr_equal(e->destmac, eth_stp_addr) || + !is_broadcast_ether_addr(e->destmsk) || !(e->bitmask & EBT_DESTMAC))) return -EINVAL; |