#include <linux/in_route.h>
#include <linux/route.h>
#include <linux/skbuff.h>
+#include <net/net_namespace.h>
#include <net/dst.h>
#include <net/sock.h>
#include <linux/gfp.h>
static void raw_v4_unhash(struct sock *sk)
{
- write_lock_bh(&raw_v4_lock);
+ write_lock_bh(&raw_v4_lock);
if (sk_del_node_init(sk))
sock_prot_dec_use(sk->sk_prot);
write_unlock_bh(&raw_v4_lock);
if (!pskb_may_pull(skb, sizeof(struct icmphdr)))
return 1;
- type = skb->h.icmph->type;
+ type = icmp_hdr(skb)->type;
if (type < 32) {
__u32 data = raw_sk(sk)->filter.data;
void raw_err (struct sock *sk, struct sk_buff *skb, u32 info)
{
struct inet_sock *inet = inet_sk(sk);
- int type = skb->h.icmph->type;
- int code = skb->h.icmph->code;
+ const int type = icmp_hdr(skb)->type;
+ const int code = icmp_hdr(skb)->code;
int err = 0;
int harderr = 0;
static int raw_rcv_skb(struct sock * sk, struct sk_buff * skb)
{
/* Charge it to the socket. */
-
+
if (sock_queue_rcv_skb(sk, skb) < 0) {
/* FIXME: increment a raw drops counter here */
kfree_skb(skb);
}
nf_reset(skb);
- skb_push(skb, skb->data - skb->nh.raw);
+ skb_push(skb, skb->data - skb_network_header(skb));
raw_rcv_skb(sk, skb);
return 0;
}
static int raw_send_hdrinc(struct sock *sk, void *from, size_t length,
- struct rtable *rt,
+ struct rtable *rt,
unsigned int flags)
{
struct inet_sock *inet = inet_sk(sk);
skb = sock_alloc_send_skb(sk, length+hh_len+15,
flags&MSG_DONTWAIT, &err);
if (skb == NULL)
- goto error;
+ goto error;
skb_reserve(skb, hh_len);
skb->priority = sk->sk_priority;
skb->dst = dst_clone(&rt->u.dst);
- skb->nh.iph = iph = (struct iphdr *)skb_put(skb, length);
+ skb_reset_network_header(skb);
+ iph = ip_hdr(skb);
+ skb_put(skb, length);
skb->ip_summed = CHECKSUM_NONE;
- skb->h.raw = skb->nh.raw;
+ skb->transport_header = skb->network_header;
err = memcpy_fromiovecend((void *)iph, from, 0, length);
if (err)
goto error_fault;
iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
}
+ if (iph->protocol == IPPROTO_ICMP)
+ icmp_out_count(((struct icmphdr *)
+ skb_transport_header(skb))->type);
err = NF_HOOK(PF_INET, NF_IP_LOCAL_OUT, skb, NULL, rt->u.dst.dev,
dst_output);
kfree_skb(skb);
error:
IP_INC_STATS(IPSTATS_MIB_OUTDISCARDS);
- return err;
+ return err;
}
-static void raw_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
+static int raw_probe_proto_opt(struct flowi *fl, struct msghdr *msg)
{
struct iovec *iov;
u8 __user *type = NULL;
unsigned int i;
if (!msg->msg_iov)
- return;
+ return 0;
for (i = 0; i < msg->msg_iovlen; i++) {
iov = &msg->msg_iov[i];
code = iov->iov_base;
if (type && code) {
- get_user(fl->fl_icmp_type, type);
- get_user(fl->fl_icmp_code, code);
+ if (get_user(fl->fl_icmp_type, type) ||
+ get_user(fl->fl_icmp_code, code))
+ return -EFAULT;
probed = 1;
}
break;
if (probed)
break;
}
+ return 0;
}
static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
struct ipcm_cookie ipc;
struct rtable *rt = NULL;
int free = 0;
- u32 daddr;
- u32 saddr;
+ __be32 daddr;
+ __be32 saddr;
u8 tos;
int err;
err = -EOPNOTSUPP;
if (msg->msg_flags & MSG_OOB) /* Mirror BSD error message */
goto out; /* compatibility */
-
+
/*
- * Get and verify the address.
+ * Get and verify the address.
*/
if (msg->msg_namelen) {
*/
} else {
err = -EDESTADDRREQ;
- if (sk->sk_state != TCP_ESTABLISHED)
+ if (sk->sk_state != TCP_ESTABLISHED)
goto out;
daddr = inet->daddr;
}
.saddr = saddr,
.tos = tos } },
.proto = inet->hdrincl ? IPPROTO_RAW :
- sk->sk_protocol,
+ sk->sk_protocol,
};
- if (!inet->hdrincl)
- raw_probe_proto_opt(&fl, msg);
+ if (!inet->hdrincl) {
+ err = raw_probe_proto_opt(&fl, msg);
+ if (err)
+ goto done;
+ }
security_sk_classify_flow(sk, &fl);
- err = ip_route_output_flow(&rt, &fl, sk, !(msg->msg_flags&MSG_DONTWAIT));
+ err = ip_route_output_flow(&rt, &fl, sk, 1);
}
if (err)
goto done;
back_from_confirm:
if (inet->hdrincl)
- err = raw_send_hdrinc(sk, msg->msg_iov, len,
+ err = raw_send_hdrinc(sk, msg->msg_iov, len,
rt, msg->msg_flags);
-
+
else {
if (!ipc.addr)
ipc.addr = rt->rt_dst;
static void raw_close(struct sock *sk, long timeout)
{
- /*
+ /*
* Raw sockets may have direct kernel refereneces. Kill them.
*/
ip_ra_control(sk, 0, NULL);
/* Copy the address. */
if (sin) {
sin->sin_family = AF_INET;
- sin->sin_addr.s_addr = skb->nh.iph->saddr;
+ sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
sin->sin_port = 0;
memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
}
static __inline__ char *get_raw_sock(struct sock *sp, char *tmpbuf, int i)
{
struct inet_sock *inet = inet_sk(sp);
- unsigned int dest = inet->daddr,
- src = inet->rcv_saddr;
+ __be32 dest = inet->daddr,
+ src = inet->rcv_saddr;
__u16 destp = 0,
srcp = inet->num;
sprintf(tmpbuf, "%4d: %08X:%04X %08X:%04X"
" %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p",
- i, src, srcp, dest, destp, sp->sk_state,
+ i, src, srcp, dest, destp, sp->sk_state,
atomic_read(&sp->sk_wmem_alloc),
atomic_read(&sp->sk_rmem_alloc),
0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
return 0;
}
-static struct seq_operations raw_seq_ops = {
+static const struct seq_operations raw_seq_ops = {
.start = raw_seq_start,
.next = raw_seq_next,
.stop = raw_seq_stop,
{
struct seq_file *seq;
int rc = -ENOMEM;
- struct raw_iter_state *s = kmalloc(sizeof(*s), GFP_KERNEL);
+ struct raw_iter_state *s;
+ s = kzalloc(sizeof(*s), GFP_KERNEL);
if (!s)
goto out;
rc = seq_open(file, &raw_seq_ops);
seq = file->private_data;
seq->private = s;
- memset(s, 0, sizeof(*s));
out:
return rc;
out_kfree:
goto out;
}
-static struct file_operations raw_seq_fops = {
+static const struct file_operations raw_seq_fops = {
.owner = THIS_MODULE,
.open = raw_seq_open,
.read = seq_read,
int __init raw_proc_init(void)
{
- if (!proc_net_fops_create("raw", S_IRUGO, &raw_seq_fops))
+ if (!proc_net_fops_create(&init_net, "raw", S_IRUGO, &raw_seq_fops))
return -ENOMEM;
return 0;
}
void __init raw_proc_exit(void)
{
- proc_net_remove("raw");
+ proc_net_remove(&init_net, "raw");
}
#endif /* CONFIG_PROC_FS */