diff options
| author | Bernhard Thaler <bernhard.thaler@wvnet.at> | 2015-05-30 15:29:02 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-06-12 14:09:17 +0200 |
| commit | 77d574e7283cfcbb2c134f4431f77dff1c54423e (patch) | |
| tree | 4ccab09f460c637e50f9a1bdbfef7c91aa411bc8 /net | |
| parent | netfilter: bridge: refactor frag_max_size (diff) | |
| download | linux-77d574e7283cfcbb2c134f4431f77dff1c54423e.tar.xz linux-77d574e7283cfcbb2c134f4431f77dff1c54423e.zip | |
netfilter: bridge: rename br_parse_ip_options
br_parse_ip_options() does not parse any IP options, it validates IP
packets as a whole and the function name is misleading.
Rename br_parse_ip_options() to br_validate_ipv4() and remove unneeded
commments.
Signed-off-by: Bernhard Thaler <bernhard.thaler@wvnet.at>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bridge/br_netfilter.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index 1f30b28745de..962d5f867f62 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -216,7 +216,7 @@ static inline void nf_bridge_pull_encap_header_rcsum(struct sk_buff *skb) * expected format */ -static int br_parse_ip_options(struct sk_buff *skb) +static int br_validate_ipv4(struct sk_buff *skb) { const struct iphdr *iph; struct net_device *dev = skb->dev; @@ -692,7 +692,7 @@ static unsigned int br_nf_pre_routing(const struct nf_hook_ops *ops, nf_bridge_pull_encap_header_rcsum(skb); - if (br_parse_ip_options(skb)) + if (br_validate_ipv4(skb)) return NF_DROP; nf_bridge_put(skb->nf_bridge); @@ -802,7 +802,7 @@ static unsigned int br_nf_forward_ip(const struct nf_hook_ops *ops, } if (pf == NFPROTO_IPV4) { - if (br_parse_ip_options(skb)) + if (br_validate_ipv4(skb)) return NF_DROP; IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; } @@ -913,8 +913,7 @@ static int br_nf_dev_queue_xmit(struct sock *sk, struct sk_buff *skb) if (skb->len + mtu_reserved > skb->dev->mtu) { struct brnf_frag_data *data; - if (br_parse_ip_options(skb)) - /* Drop invalid packet */ + if (br_validate_ipv4(skb)) return NF_DROP; IPCB(skb)->frag_max_size = nf_bridge->frag_max_size; |