diff options
| -rw-r--r-- | drivers/net/macvlan.c | 2 | ||||
| -rw-r--r-- | include/net/ip.h | 6 | ||||
| -rw-r--r-- | net/ipv4/ip_fragment.c | 7 | ||||
| -rw-r--r-- | net/ipv4/ip_input.c | 7 | ||||
| -rw-r--r-- | net/ipv4/netfilter/nf_defrag_ipv4.c | 7 | ||||
| -rw-r--r-- | net/netfilter/ipvs/ip_vs_core.c | 2 | ||||
| -rw-r--r-- | net/openvswitch/conntrack.c | 2 | ||||
| -rw-r--r-- | net/packet/af_packet.c | 6 |
8 files changed, 20 insertions, 19 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 47da43595ac2..86f6c6292c27 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -412,7 +412,7 @@ static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) port = macvlan_port_get_rcu(skb->dev); if (is_multicast_ether_addr(eth->h_dest)) { - skb = ip_check_defrag(skb, IP_DEFRAG_MACVLAN); + skb = ip_check_defrag(dev_net(skb->dev), skb, IP_DEFRAG_MACVLAN); if (!skb) return RX_HANDLER_CONSUMED; eth = eth_hdr(skb); diff --git a/include/net/ip.h b/include/net/ip.h index 3c904a28d5e5..1a98f1ca1638 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -506,11 +506,11 @@ static inline bool ip_defrag_user_in_between(u32 user, return user >= lower_bond && user <= upper_bond; } -int ip_defrag(struct sk_buff *skb, u32 user); +int ip_defrag(struct net *net, struct sk_buff *skb, u32 user); #ifdef CONFIG_INET -struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user); +struct sk_buff *ip_check_defrag(struct net *net, struct sk_buff *skb, u32 user); #else -static inline struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user) +static inline struct sk_buff *ip_check_defrag(struct net *net, struct sk_buff *skb, u32 user) { return skb; } diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index 9772b789adf3..5482745d5d68 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -654,11 +654,10 @@ out_fail: } /* Process an incoming IP datagram fragment. */ -int ip_defrag(struct sk_buff *skb, u32 user) +int ip_defrag(struct net *net, struct sk_buff *skb, u32 user) { struct net_device *dev = skb->dev ? : skb_dst(skb)->dev; int vif = l3mdev_master_ifindex_rcu(dev); - struct net *net = dev_net(dev); struct ipq *qp; IP_INC_STATS_BH(net, IPSTATS_MIB_REASMREQDS); @@ -683,7 +682,7 @@ int ip_defrag(struct sk_buff *skb, u32 user) } EXPORT_SYMBOL(ip_defrag); -struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user) +struct sk_buff *ip_check_defrag(struct net *net, struct sk_buff *skb, u32 user) { struct iphdr iph; int netoff; @@ -712,7 +711,7 @@ struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user) if (pskb_trim_rcsum(skb, netoff + len)) return skb; memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); - if (ip_defrag(skb, user)) + if (ip_defrag(net, skb, user)) return NULL; skb_clear_hash(skb); } diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index 804b86fd615f..b1209b63381f 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -170,7 +170,7 @@ bool ip_call_ra_chain(struct sk_buff *skb) sk->sk_bound_dev_if == dev->ifindex) && net_eq(sock_net(sk), net)) { if (ip_is_fragment(ip_hdr(skb))) { - if (ip_defrag(skb, IP_DEFRAG_CALL_RA_CHAIN)) + if (ip_defrag(net, skb, IP_DEFRAG_CALL_RA_CHAIN)) return true; } if (last) { @@ -247,14 +247,15 @@ int ip_local_deliver(struct sk_buff *skb) /* * Reassemble IP fragments. */ + struct net *net = dev_net(skb->dev); if (ip_is_fragment(ip_hdr(skb))) { - if (ip_defrag(skb, IP_DEFRAG_LOCAL_DELIVER)) + if (ip_defrag(net, skb, IP_DEFRAG_LOCAL_DELIVER)) return 0; } return NF_HOOK(NFPROTO_IPV4, NF_INET_LOCAL_IN, - dev_net(skb->dev), NULL, skb, skb->dev, NULL, + net, NULL, skb, skb->dev, NULL, ip_local_deliver_finish); } diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c index b246346ee849..bf25f45b23d2 100644 --- a/net/ipv4/netfilter/nf_defrag_ipv4.c +++ b/net/ipv4/netfilter/nf_defrag_ipv4.c @@ -22,14 +22,15 @@ #endif #include <net/netfilter/nf_conntrack_zones.h> -static int nf_ct_ipv4_gather_frags(struct sk_buff *skb, u_int32_t user) +static int nf_ct_ipv4_gather_frags(struct net *net, struct sk_buff *skb, + u_int32_t user) { int err; skb_orphan(skb); local_bh_disable(); - err = ip_defrag(skb, user); + err = ip_defrag(net, skb, user); local_bh_enable(); if (!err) { @@ -85,7 +86,7 @@ static unsigned int ipv4_conntrack_defrag(void *priv, enum ip_defrag_users user = nf_ct_defrag_user(state->hook, skb); - if (nf_ct_ipv4_gather_frags(skb, user)) + if (nf_ct_ipv4_gather_frags(state->net, skb, user)) return NF_STOLEN; } return NF_ACCEPT; diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index 37dd77a3d0fb..07a791ecdfba 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -694,7 +694,7 @@ static inline int ip_vs_gather_frags(struct netns_ipvs *ipvs, int err; local_bh_disable(); - err = ip_defrag(skb, user); + err = ip_defrag(ipvs->net, skb, user); local_bh_enable(); if (!err) ip_send_check(ip_hdr(skb)); diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c index eb759e3a88ca..cb76076a7a42 100644 --- a/net/openvswitch/conntrack.c +++ b/net/openvswitch/conntrack.c @@ -304,7 +304,7 @@ static int handle_fragments(struct net *net, struct sw_flow_key *key, int err; memset(IPCB(skb), 0, sizeof(struct inet_skb_parm)); - err = ip_defrag(skb, user); + err = ip_defrag(net, skb, user); if (err) return err; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 396b3f1e7cc0..691660b9b7ef 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1439,17 +1439,17 @@ static int packet_rcv_fanout(struct sk_buff *skb, struct net_device *dev, { struct packet_fanout *f = pt->af_packet_priv; unsigned int num = READ_ONCE(f->num_members); + struct net *net = read_pnet(&f->net); struct packet_sock *po; unsigned int idx; - if (!net_eq(dev_net(dev), read_pnet(&f->net)) || - !num) { + if (!net_eq(dev_net(dev), net) || !num) { kfree_skb(skb); return 0; } if (fanout_has_flag(f, PACKET_FANOUT_FLAG_DEFRAG)) { - skb = ip_check_defrag(skb, IP_DEFRAG_AF_PACKET); + skb = ip_check_defrag(net, skb, IP_DEFRAG_AF_PACKET); if (!skb) return 0; } |