aboutsummaryrefslogtreecommitdiffstats
path: root/net/bridge/br_netfilter.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--net/bridge/br_netfilter.c25
1 files changed, 9 insertions, 16 deletions
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 16f5c333596a..4b5b66d07bba 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -562,26 +562,26 @@ static unsigned int br_nf_pre_routing_ipv6(unsigned int hook,
u32 pkt_len;
if (skb->len < sizeof(struct ipv6hdr))
- goto inhdr_error;
+ return NF_DROP;
if (!pskb_may_pull(skb, sizeof(struct ipv6hdr)))
- goto inhdr_error;
+ return NF_DROP;
hdr = ipv6_hdr(skb);
if (hdr->version != 6)
- goto inhdr_error;
+ return NF_DROP;
pkt_len = ntohs(hdr->payload_len);
if (pkt_len || hdr->nexthdr != NEXTHDR_HOP) {
if (pkt_len + sizeof(struct ipv6hdr) > skb->len)
- goto inhdr_error;
+ return NF_DROP;
if (pskb_trim_rcsum(skb, pkt_len + sizeof(struct ipv6hdr)))
- goto inhdr_error;
+ return NF_DROP;
}
if (hdr->nexthdr == NEXTHDR_HOP && check_hbh_len(skb))
- goto inhdr_error;
+ return NF_DROP;
nf_bridge_put(skb->nf_bridge);
if (!nf_bridge_alloc(skb))
@@ -594,9 +594,6 @@ static unsigned int br_nf_pre_routing_ipv6(unsigned int hook,
br_nf_pre_routing_finish_ipv6);
return NF_STOLEN;
-
-inhdr_error:
- return NF_DROP;
}
/* Direct IPv6 traffic to br_nf_pre_routing_ipv6.
@@ -615,11 +612,11 @@ static unsigned int br_nf_pre_routing(unsigned int hook, struct sk_buff *skb,
__u32 len = nf_bridge_encap_header_len(skb);
if (unlikely(!pskb_may_pull(skb, len)))
- goto out;
+ return NF_DROP;
p = br_port_get_rcu(in);
if (p == NULL)
- goto out;
+ return NF_DROP;
br = p->br;
if (skb->protocol == htons(ETH_P_IPV6) || IS_VLAN_IPV6(skb) ||
@@ -641,8 +638,7 @@ static unsigned int br_nf_pre_routing(unsigned int hook, struct sk_buff *skb,
nf_bridge_pull_encap_header_rcsum(skb);
if (br_parse_ip_options(skb))
- /* Drop invalid packet */
- goto out;
+ return NF_DROP;
nf_bridge_put(skb->nf_bridge);
if (!nf_bridge_alloc(skb))
@@ -656,9 +652,6 @@ static unsigned int br_nf_pre_routing(unsigned int hook, struct sk_buff *skb,
br_nf_pre_routing_finish);
return NF_STOLEN;
-
-out:
- return NF_DROP;
}