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-rw-r--r--net/ipv4/Kconfig8
-rw-r--r--net/ipv4/devinet.c2
-rw-r--r--net/ipv4/fib_trie.c10
-rw-r--r--net/ipv4/igmp.c10
-rw-r--r--net/ipv4/inet_diag.c42
-rw-r--r--net/ipv4/ip_fragment.c2
-rw-r--r--net/ipv4/ipip.c8
-rw-r--r--net/ipv4/ipmr.c2
-rw-r--r--net/ipv4/netfilter/nf_nat_core.c2
-rw-r--r--net/ipv4/tcp_diag.c4
-rw-r--r--net/ipv4/tcp_memcontrol.c2
-rw-r--r--net/ipv4/udp_diag.c14
12 files changed, 55 insertions, 51 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 1a8f93bd2d4f..aa2a2c79776f 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -163,8 +163,6 @@ config IP_PNP_RARP
operating on your network. Read
<file:Documentation/filesystems/nfs/nfsroot.txt> for details.
-# not yet ready..
-# bool ' IP: ARP support' CONFIG_IP_PNP_ARP
config NET_IPIP
tristate "IP: tunneling"
select INET_TUNNEL
@@ -410,8 +408,12 @@ config INET_TCP_DIAG
def_tristate INET_DIAG
config INET_UDP_DIAG
+ tristate "UDP: socket monitoring interface"
depends on INET_DIAG
- def_tristate INET_DIAG && IPV6
+ default n
+ ---help---
+ Support for UDP socket monitoring interface used by the ss tool.
+ If unsure, say Y.
menuconfig TCP_CONG_ADVANCED
bool "TCP: advanced congestion control"
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 65f01dc47565..e41c40f48cfe 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -258,7 +258,7 @@ static struct in_device *inetdev_init(struct net_device *dev)
ip_mc_up(in_dev);
/* we can receive as soon as ip_ptr is set -- do this last */
- RCU_INIT_POINTER(dev->ip_ptr, in_dev);
+ rcu_assign_pointer(dev->ip_ptr, in_dev);
out:
return in_dev;
out_kfree:
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index d04b13ae18fe..2b555a5521e0 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -205,7 +205,7 @@ static inline struct tnode *node_parent_rcu(const struct rt_trie_node *node)
return (struct tnode *)(parent & ~NODE_TYPE_MASK);
}
-/* Same as RCU_INIT_POINTER
+/* Same as rcu_assign_pointer
* but that macro() assumes that value is a pointer.
*/
static inline void node_set_parent(struct rt_trie_node *node, struct tnode *ptr)
@@ -529,7 +529,7 @@ static void tnode_put_child_reorg(struct tnode *tn, int i, struct rt_trie_node *
if (n)
node_set_parent(n, tn);
- RCU_INIT_POINTER(tn->child[i], n);
+ rcu_assign_pointer(tn->child[i], n);
}
#define MAX_WORK 10
@@ -1015,7 +1015,7 @@ static void trie_rebalance(struct trie *t, struct tnode *tn)
tp = node_parent((struct rt_trie_node *) tn);
if (!tp)
- RCU_INIT_POINTER(t->trie, (struct rt_trie_node *)tn);
+ rcu_assign_pointer(t->trie, (struct rt_trie_node *)tn);
tnode_free_flush();
if (!tp)
@@ -1027,7 +1027,7 @@ static void trie_rebalance(struct trie *t, struct tnode *tn)
if (IS_TNODE(tn))
tn = (struct tnode *)resize(t, (struct tnode *)tn);
- RCU_INIT_POINTER(t->trie, (struct rt_trie_node *)tn);
+ rcu_assign_pointer(t->trie, (struct rt_trie_node *)tn);
tnode_free_flush();
}
@@ -1164,7 +1164,7 @@ static struct list_head *fib_insert_node(struct trie *t, u32 key, int plen)
put_child(t, (struct tnode *)tp, cindex,
(struct rt_trie_node *)tn);
} else {
- RCU_INIT_POINTER(t->trie, (struct rt_trie_node *)tn);
+ rcu_assign_pointer(t->trie, (struct rt_trie_node *)tn);
tp = tn;
}
}
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index fa057d105bef..450e5d21ed2a 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -880,6 +880,8 @@ static void igmp_heard_query(struct in_device *in_dev, struct sk_buff *skb,
* to be intended in a v3 query.
*/
max_delay = IGMPV3_MRC(ih3->code)*(HZ/IGMP_TIMER_SCALE);
+ if (!max_delay)
+ max_delay = 1; /* can't mod w/ 0 */
} else { /* v3 */
if (!pskb_may_pull(skb, sizeof(struct igmpv3_query)))
return;
@@ -1247,7 +1249,7 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
im->next_rcu = in_dev->mc_list;
in_dev->mc_count++;
- RCU_INIT_POINTER(in_dev->mc_list, im);
+ rcu_assign_pointer(in_dev->mc_list, im);
#ifdef CONFIG_IP_MULTICAST
igmpv3_del_delrec(in_dev, im->multiaddr);
@@ -1819,7 +1821,7 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
iml->next_rcu = inet->mc_list;
iml->sflist = NULL;
iml->sfmode = MCAST_EXCLUDE;
- RCU_INIT_POINTER(inet->mc_list, iml);
+ rcu_assign_pointer(inet->mc_list, iml);
ip_mc_inc_group(in_dev, addr);
err = 0;
done:
@@ -2006,7 +2008,7 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
kfree_rcu(psl, rcu);
}
- RCU_INIT_POINTER(pmc->sflist, newpsl);
+ rcu_assign_pointer(pmc->sflist, newpsl);
psl = newpsl;
}
rv = 1; /* > 0 for insert logic below if sl_count is 0 */
@@ -2109,7 +2111,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
} else
(void) ip_mc_del_src(in_dev, &msf->imsf_multiaddr, pmc->sfmode,
0, NULL, 0);
- RCU_INIT_POINTER(pmc->sflist, newpsl);
+ rcu_assign_pointer(pmc->sflist, newpsl);
pmc->sfmode = msf->imsf_fmode;
err = 0;
done:
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 2240a8e8c44d..fcf281819cd4 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -71,7 +71,7 @@ static inline void inet_diag_unlock_handler(
}
int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
- struct sk_buff *skb, struct inet_diag_req *req,
+ struct sk_buff *skb, struct inet_diag_req_v2 *req,
u32 pid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
@@ -193,7 +193,7 @@ nlmsg_failure:
EXPORT_SYMBOL_GPL(inet_sk_diag_fill);
static int inet_csk_diag_fill(struct sock *sk,
- struct sk_buff *skb, struct inet_diag_req *req,
+ struct sk_buff *skb, struct inet_diag_req_v2 *req,
u32 pid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
@@ -202,7 +202,7 @@ static int inet_csk_diag_fill(struct sock *sk,
}
static int inet_twsk_diag_fill(struct inet_timewait_sock *tw,
- struct sk_buff *skb, struct inet_diag_req *req,
+ struct sk_buff *skb, struct inet_diag_req_v2 *req,
u32 pid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
@@ -253,7 +253,7 @@ nlmsg_failure:
}
static int sk_diag_fill(struct sock *sk, struct sk_buff *skb,
- struct inet_diag_req *r, u32 pid, u32 seq, u16 nlmsg_flags,
+ struct inet_diag_req_v2 *r, u32 pid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
if (sk->sk_state == TCP_TIME_WAIT)
@@ -264,7 +264,7 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb,
}
int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo, struct sk_buff *in_skb,
- const struct nlmsghdr *nlh, struct inet_diag_req *req)
+ const struct nlmsghdr *nlh, struct inet_diag_req_v2 *req)
{
int err;
struct sock *sk;
@@ -333,7 +333,7 @@ EXPORT_SYMBOL_GPL(inet_diag_dump_one_icsk);
static int inet_diag_get_exact(struct sk_buff *in_skb,
const struct nlmsghdr *nlh,
- struct inet_diag_req *req)
+ struct inet_diag_req_v2 *req)
{
const struct inet_diag_handler *handler;
int err;
@@ -540,7 +540,7 @@ static int inet_diag_bc_audit(const void *bytecode, int bytecode_len)
static int inet_csk_diag_dump(struct sock *sk,
struct sk_buff *skb,
struct netlink_callback *cb,
- struct inet_diag_req *r,
+ struct inet_diag_req_v2 *r,
const struct nlattr *bc)
{
if (!inet_diag_bc_sk(bc, sk))
@@ -554,7 +554,7 @@ static int inet_csk_diag_dump(struct sock *sk,
static int inet_twsk_diag_dump(struct inet_timewait_sock *tw,
struct sk_buff *skb,
struct netlink_callback *cb,
- struct inet_diag_req *r,
+ struct inet_diag_req_v2 *r,
const struct nlattr *bc)
{
if (bc != NULL) {
@@ -639,7 +639,7 @@ nlmsg_failure:
static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,
struct netlink_callback *cb,
- struct inet_diag_req *r,
+ struct inet_diag_req_v2 *r,
const struct nlattr *bc)
{
struct inet_diag_entry entry;
@@ -721,7 +721,7 @@ out:
}
void inet_diag_dump_icsk(struct inet_hashinfo *hashinfo, struct sk_buff *skb,
- struct netlink_callback *cb, struct inet_diag_req *r, struct nlattr *bc)
+ struct netlink_callback *cb, struct inet_diag_req_v2 *r, struct nlattr *bc)
{
int i, num;
int s_i, s_num;
@@ -872,7 +872,7 @@ out:
EXPORT_SYMBOL_GPL(inet_diag_dump_icsk);
static int __inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
- struct inet_diag_req *r, struct nlattr *bc)
+ struct inet_diag_req_v2 *r, struct nlattr *bc)
{
const struct inet_diag_handler *handler;
@@ -887,12 +887,12 @@ static int __inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
{
struct nlattr *bc = NULL;
- int hdrlen = sizeof(struct inet_diag_req);
+ int hdrlen = sizeof(struct inet_diag_req_v2);
if (nlmsg_attrlen(cb->nlh, hdrlen))
bc = nlmsg_find_attr(cb->nlh, hdrlen, INET_DIAG_REQ_BYTECODE);
- return __inet_diag_dump(skb, cb, (struct inet_diag_req *)NLMSG_DATA(cb->nlh), bc);
+ return __inet_diag_dump(skb, cb, (struct inet_diag_req_v2 *)NLMSG_DATA(cb->nlh), bc);
}
static inline int inet_diag_type2proto(int type)
@@ -909,10 +909,10 @@ static inline int inet_diag_type2proto(int type)
static int inet_diag_dump_compat(struct sk_buff *skb, struct netlink_callback *cb)
{
- struct inet_diag_req_compat *rc = NLMSG_DATA(cb->nlh);
- struct inet_diag_req req;
+ struct inet_diag_req *rc = NLMSG_DATA(cb->nlh);
+ struct inet_diag_req_v2 req;
struct nlattr *bc = NULL;
- int hdrlen = sizeof(struct inet_diag_req_compat);
+ int hdrlen = sizeof(struct inet_diag_req);
req.sdiag_family = AF_UNSPEC; /* compatibility */
req.sdiag_protocol = inet_diag_type2proto(cb->nlh->nlmsg_type);
@@ -929,8 +929,8 @@ static int inet_diag_dump_compat(struct sk_buff *skb, struct netlink_callback *c
static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
const struct nlmsghdr *nlh)
{
- struct inet_diag_req_compat *rc = NLMSG_DATA(nlh);
- struct inet_diag_req req;
+ struct inet_diag_req *rc = NLMSG_DATA(nlh);
+ struct inet_diag_req_v2 req;
req.sdiag_family = rc->idiag_family;
req.sdiag_protocol = inet_diag_type2proto(nlh->nlmsg_type);
@@ -943,7 +943,7 @@ static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
static int inet_diag_rcv_msg_compat(struct sk_buff *skb, struct nlmsghdr *nlh)
{
- int hdrlen = sizeof(struct inet_diag_req_compat);
+ int hdrlen = sizeof(struct inet_diag_req);
if (nlh->nlmsg_type >= INET_DIAG_GETSOCK_MAX ||
nlmsg_len(nlh) < hdrlen)
@@ -970,7 +970,7 @@ static int inet_diag_rcv_msg_compat(struct sk_buff *skb, struct nlmsghdr *nlh)
static int inet_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
{
- int hdrlen = sizeof(struct inet_diag_req);
+ int hdrlen = sizeof(struct inet_diag_req_v2);
if (nlmsg_len(h) < hdrlen)
return -EINVAL;
@@ -990,7 +990,7 @@ static int inet_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
inet_diag_dump, NULL, 0);
}
- return inet_diag_get_exact(skb, h, (struct inet_diag_req *)NLMSG_DATA(h));
+ return inet_diag_get_exact(skb, h, (struct inet_diag_req_v2 *)NLMSG_DATA(h));
}
static struct sock_diag_handler inet_diag_handler = {
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index fdaabf2f2b68..1f23a57aa9e6 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -392,7 +392,7 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb)
/* Is this the final fragment? */
if ((flags & IP_MF) == 0) {
/* If we already have some bits beyond end
- * or have different end, the segment is corrrupted.
+ * or have different end, the segment is corrupted.
*/
if (end < qp->q.len ||
((qp->q.last_in & INET_FRAG_LAST_IN) && end != qp->q.len))
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 413ed1ba7a5a..22a199315309 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -231,7 +231,7 @@ static void ipip_tunnel_unlink(struct ipip_net *ipn, struct ip_tunnel *t)
(iter = rtnl_dereference(*tp)) != NULL;
tp = &iter->next) {
if (t == iter) {
- RCU_INIT_POINTER(*tp, t->next);
+ rcu_assign_pointer(*tp, t->next);
break;
}
}
@@ -241,8 +241,8 @@ static void ipip_tunnel_link(struct ipip_net *ipn, struct ip_tunnel *t)
{
struct ip_tunnel __rcu **tp = ipip_bucket(ipn, t);
- RCU_INIT_POINTER(t->next, rtnl_dereference(*tp));
- RCU_INIT_POINTER(*tp, t);
+ rcu_assign_pointer(t->next, rtnl_dereference(*tp));
+ rcu_assign_pointer(*tp, t);
}
static struct ip_tunnel * ipip_tunnel_locate(struct net *net,
@@ -792,7 +792,7 @@ static int __net_init ipip_fb_tunnel_init(struct net_device *dev)
return -ENOMEM;
dev_hold(dev);
- RCU_INIT_POINTER(ipn->tunnels_wc[0], tunnel);
+ rcu_assign_pointer(ipn->tunnels_wc[0], tunnel);
return 0;
}
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 8e54490ee3f4..7bc2db6db8d4 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1225,7 +1225,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, unsi
ret = ip_ra_control(sk, 1, mrtsock_destruct);
if (ret == 0) {
- RCU_INIT_POINTER(mrt->mroute_sk, sk);
+ rcu_assign_pointer(mrt->mroute_sk, sk);
IPV4_DEVCONF_ALL(net, MC_FORWARDING)++;
}
rtnl_unlock();
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index acdd002bb540..a708933dc230 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -317,7 +317,7 @@ nf_nat_setup_info(struct nf_conn *ct,
srchash = hash_by_src(net, nf_ct_zone(ct),
&ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
spin_lock_bh(&nf_nat_lock);
- /* nf_conntrack_alter_reply might re-allocate exntension aera */
+ /* nf_conntrack_alter_reply might re-allocate extension area */
nat = nfct_nat(ct);
nat->ct = ct;
hlist_add_head_rcu(&nat->bysource,
diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c
index 8cd357a8be79..ed3f2ad42e0f 100644
--- a/net/ipv4/tcp_diag.c
+++ b/net/ipv4/tcp_diag.c
@@ -35,13 +35,13 @@ static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
}
static void tcp_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
- struct inet_diag_req *r, struct nlattr *bc)
+ struct inet_diag_req_v2 *r, struct nlattr *bc)
{
inet_diag_dump_icsk(&tcp_hashinfo, skb, cb, r, bc);
}
static int tcp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
- struct inet_diag_req *req)
+ struct inet_diag_req_v2 *req)
{
return inet_diag_dump_one_icsk(&tcp_hashinfo, in_skb, nlh, req);
}
diff --git a/net/ipv4/tcp_memcontrol.c b/net/ipv4/tcp_memcontrol.c
index 7fed04f875c1..49978788a9dc 100644
--- a/net/ipv4/tcp_memcontrol.c
+++ b/net/ipv4/tcp_memcontrol.c
@@ -108,7 +108,7 @@ void tcp_destroy_cgroup(struct cgroup *cgrp, struct cgroup_subsys *ss)
tcp = tcp_from_cgproto(cg_proto);
percpu_counter_destroy(&tcp->tcp_sockets_allocated);
- val = res_counter_read_u64(&tcp->tcp_memory_allocated, RES_USAGE);
+ val = res_counter_read_u64(&tcp->tcp_memory_allocated, RES_LIMIT);
if (val != RESOURCE_MAX)
jump_label_dec(&memcg_socket_limit_enabled);
diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index 69f8a7ca63dd..e5e18cb8a586 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -19,7 +19,7 @@
#include <linux/sock_diag.h>
static int sk_diag_dump(struct sock *sk, struct sk_buff *skb,
- struct netlink_callback *cb, struct inet_diag_req *req,
+ struct netlink_callback *cb, struct inet_diag_req_v2 *req,
struct nlattr *bc)
{
if (!inet_diag_bc_sk(bc, sk))
@@ -30,7 +30,7 @@ static int sk_diag_dump(struct sock *sk, struct sk_buff *skb,
}
static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb,
- const struct nlmsghdr *nlh, struct inet_diag_req *req)
+ const struct nlmsghdr *nlh, struct inet_diag_req_v2 *req)
{
int err = -EINVAL;
struct sock *sk;
@@ -88,7 +88,7 @@ out_nosk:
}
static void udp_dump(struct udp_table *table, struct sk_buff *skb, struct netlink_callback *cb,
- struct inet_diag_req *r, struct nlattr *bc)
+ struct inet_diag_req_v2 *r, struct nlattr *bc)
{
int num, s_num, slot, s_slot;
@@ -136,13 +136,13 @@ done:
}
static void udp_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
- struct inet_diag_req *r, struct nlattr *bc)
+ struct inet_diag_req_v2 *r, struct nlattr *bc)
{
udp_dump(&udp_table, skb, cb, r, bc);
}
static int udp_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
- struct inet_diag_req *req)
+ struct inet_diag_req_v2 *req)
{
return udp_dump_one(&udp_table, in_skb, nlh, req);
}
@@ -154,13 +154,13 @@ static const struct inet_diag_handler udp_diag_handler = {
};
static void udplite_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
- struct inet_diag_req *r, struct nlattr *bc)
+ struct inet_diag_req_v2 *r, struct nlattr *bc)
{
udp_dump(&udplite_table, skb, cb, r, bc);
}
static int udplite_diag_dump_one(struct sk_buff *in_skb, const struct nlmsghdr *nlh,
- struct inet_diag_req *req)
+ struct inet_diag_req_v2 *req)
{
return udp_dump_one(&udplite_table, in_skb, nlh, req);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.