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authorGiuseppe Longo <giuseppelng@gmail.com>2014-03-07 11:43:13 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2014-03-07 12:58:17 +0100
commitb88c6bddcd1e6c28cf0b5169746c34dc3bdd9a31 (patch)
treebdec2243d9b60e2a65fa144bfaf20337a907a133
parent61a46b3834274ccdb58353b740fba659ed1a77ce (diff)
nft-arp: fix is_same_interfaces arguments
Wrong arguments are passed to is_same_interfaces that causes sometimes to delete a wrong rule. See the example below: arptables-compat -A INPUT -i eth0 -j ACCEPT arptables-compat -A INPUT -i eth1 -j ACCEPT arptables-compat -A INPUT -i eth2 -j ACCEPT arptables-compat -L Chain INPUT (policy ACCEPT) target prot opt source destination -j ACCEPT -i eth0 -j ACCEPT -i eth1 -j ACCEPT -i eth2 arptables-compat -D INPUT -i eth2 -j ACCEPT arptables-compat -L Chain INPUT (policy ACCEPT) target prot opt source destination -j ACCEPT -i eth1 -j ACCEPT -i eth2 Signed-off-by: Giuseppe Longo <giuseppelng@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
-rw-r--r--iptables/nft-arp.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/iptables/nft-arp.c b/iptables/nft-arp.c
index a494ee6f..1af72029 100644
--- a/iptables/nft-arp.c
+++ b/iptables/nft-arp.c
@@ -631,14 +631,14 @@ static bool nft_arp_is_same(const void *data_a,
return false;
}
- return is_same_interfaces(a->arp.src_devaddr.addr,
- a->arp.tgt_devaddr.addr,
- (unsigned char*)a->arp.src_devaddr.mask,
- (unsigned char*)a->arp.tgt_devaddr.mask,
- b->arp.src_devaddr.addr,
- a->arp.tgt_devaddr.addr,
- (unsigned char*)b->arp.src_devaddr.mask,
- (unsigned char*)b->arp.tgt_devaddr.mask);
+ return is_same_interfaces(a->arp.iniface,
+ a->arp.outiface,
+ (unsigned char *)a->arp.iniface_mask,
+ (unsigned char *)a->arp.outiface_mask,
+ b->arp.iniface,
+ b->arp.outiface,
+ (unsigned char *)b->arp.iniface_mask,
+ (unsigned char *)b->arp.outiface_mask);
}
static bool nft_arp_rule_find(struct nft_family_ops *ops, struct nft_rule *r,