diff options
Diffstat (limited to 'net/ipv4/ipmr.c')
| -rw-r--r-- | net/ipv4/ipmr.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 37bb497d92a..a94f52c207a 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -141,7 +141,7 @@ struct net_device *ipmr_new_tunnel(struct vifctl *v) p.iph.ihl = 5; p.iph.protocol = IPPROTO_IPIP; sprintf(p.name, "dvmrp%d", v->vifc_vifi); - ifr.ifr_ifru.ifru_data = (void*)&p; + ifr.ifr_ifru.ifru_data = (__force void __user *)&p; oldfs = get_fs(); set_fs(KERNEL_DS); err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL); @@ -321,7 +321,7 @@ static void ipmr_destroy_unres(struct mfc_cache *c) e->error = -ETIMEDOUT; memset(&e->msg, 0, sizeof(e->msg)); - rtnl_unicast(skb, NETLINK_CB(skb).pid); + rtnl_unicast(skb, &init_net, NETLINK_CB(skb).pid); } else kfree_skb(skb); } @@ -423,7 +423,7 @@ static int vif_add(struct vifctl *vifc, int mrtsock) return -ENOBUFS; break; case 0: - dev = ip_dev_find(vifc->vifc_lcl_addr.s_addr); + dev = ip_dev_find(&init_net, vifc->vifc_lcl_addr.s_addr); if (!dev) return -EADDRNOTAVAIL; dev_put(dev); @@ -533,7 +533,7 @@ static void ipmr_cache_resolve(struct mfc_cache *uc, struct mfc_cache *c) memset(&e->msg, 0, sizeof(e->msg)); } - rtnl_unicast(skb, NETLINK_CB(skb).pid); + rtnl_unicast(skb, &init_net, NETLINK_CB(skb).pid); } else ip_mr_forward(skb, c, 0); } @@ -749,7 +749,7 @@ static int ipmr_mfc_add(struct mfcctl *mfc, int mrtsock) return 0; } - if (!MULTICAST(mfc->mfcc_mcastgrp.s_addr)) + if (!ipv4_is_multicast(mfc->mfcc_mcastgrp.s_addr)) return -EINVAL; c=ipmr_cache_alloc(); @@ -849,7 +849,7 @@ static void mrtsock_destruct(struct sock *sk) { rtnl_lock(); if (sk == mroute_socket) { - IPV4_DEVCONF_ALL(MC_FORWARDING)--; + IPV4_DEVCONF_ALL(sk->sk_net, MC_FORWARDING)--; write_lock_bh(&mrt_lock); mroute_socket=NULL; @@ -898,7 +898,7 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt mroute_socket=sk; write_unlock_bh(&mrt_lock); - IPV4_DEVCONF_ALL(MC_FORWARDING)++; + IPV4_DEVCONF_ALL(sk->sk_net, MC_FORWARDING)++; } rtnl_unlock(); return ret; @@ -954,10 +954,12 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt #ifdef CONFIG_IP_PIMSM case MRT_PIM: { - int v, ret; + int v; + if (get_user(v,(int __user *)optval)) return -EFAULT; - v = (v)?1:0; + v = (v) ? 1 : 0; + rtnl_lock(); ret = 0; if (v != mroute_do_pim) { @@ -1183,7 +1185,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi) .saddr = vif->local, .tos = RT_TOS(iph->tos) } }, .proto = IPPROTO_IPIP }; - if (ip_route_output_key(&rt, &fl)) + if (ip_route_output_key(&init_net, &rt, &fl)) goto out_free; encap = sizeof(struct iphdr); } else { @@ -1192,7 +1194,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi) { .daddr = iph->daddr, .tos = RT_TOS(iph->tos) } }, .proto = IPPROTO_IPIP }; - if (ip_route_output_key(&rt, &fl)) + if (ip_route_output_key(&init_net, &rt, &fl)) goto out_free; } @@ -1245,7 +1247,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi) * not mrouter) cannot join to more than one interface - it will * result in receiving multiple packets. */ - NF_HOOK(PF_INET, NF_IP_FORWARD, skb, skb->dev, dev, + NF_HOOK(PF_INET, NF_INET_FORWARD, skb, skb->dev, dev, ipmr_forward_finish); return; @@ -1461,7 +1463,7 @@ int pim_rcv_v1(struct sk_buff * skb) b. packet is not a NULL-REGISTER c. packet is not truncated */ - if (!MULTICAST(encap->daddr) || + if (!ipv4_is_multicast(encap->daddr) || encap->tot_len == 0 || ntohs(encap->tot_len) + sizeof(*pim) > skb->len) goto drop; @@ -1517,7 +1519,7 @@ static int pim_rcv(struct sk_buff * skb) /* check if the inner packet is destined to mcast group */ encap = (struct iphdr *)(skb_transport_header(skb) + sizeof(struct pimreghdr)); - if (!MULTICAST(encap->daddr) || + if (!ipv4_is_multicast(encap->daddr) || encap->tot_len == 0 || ntohs(encap->tot_len) + sizeof(*pim) > skb->len) goto drop; @@ -1659,6 +1661,7 @@ static struct vif_device *ipmr_vif_seq_idx(struct ipmr_vif_iter *iter, } static void *ipmr_vif_seq_start(struct seq_file *seq, loff_t *pos) + __acquires(mrt_lock) { read_lock(&mrt_lock); return *pos ? ipmr_vif_seq_idx(seq->private, *pos - 1) @@ -1682,6 +1685,7 @@ static void *ipmr_vif_seq_next(struct seq_file *seq, void *v, loff_t *pos) } static void ipmr_vif_seq_stop(struct seq_file *seq, void *v) + __releases(mrt_lock) { read_unlock(&mrt_lock); } @@ -1889,8 +1893,7 @@ void __init ip_mr_init(void) sizeof(struct mfc_cache), 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL); - init_timer(&ipmr_expire_timer); - ipmr_expire_timer.function=ipmr_expire_process; + setup_timer(&ipmr_expire_timer, ipmr_expire_process, 0); register_netdevice_notifier(&ip_mr_notifier); #ifdef CONFIG_PROC_FS proc_net_fops_create(&init_net, "ip_mr_vif", 0, &ipmr_vif_fops); |