Commit f289c02b authored by Kuniyuki Iwashima's avatar Kuniyuki Iwashima Committed by David S. Miller
Browse files

raw: Use helpers for the hlist_nulls variant. 



hlist_nulls_add_head_rcu() and hlist_nulls_for_each_entry() have dedicated
macros for sk.

Signed-off-by: default avatarKuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5da39e31

net/ipv4/raw.c

+4 −4
Original line number Diff line number Diff line
@@ -96,7 +96,7 @@ int raw_hash_sk(struct sock *sk) 
	hlist = &h->ht[inet_sk(sk)->inet_num & (RAW_HTABLE_SIZE - 1)];



	write_lock_bh(&h->lock);

	hlist_nulls_add_head_rcu(&sk->sk_nulls_node, hlist);

	__sk_nulls_add_node_rcu(sk, hlist);

	sock_set_flag(sk, SOCK_RCU_FREE);

	write_unlock_bh(&h->lock);

	sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
@@ -172,7 +172,7 @@ static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash) 


	hlist = &raw_v4_hashinfo.ht[hash];

	rcu_read_lock();

	hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

	sk_nulls_for_each(sk, hnode, hlist) {

		if (!raw_v4_match(net, sk, iph->protocol,

				  iph->saddr, iph->daddr, dif, sdif))

			continue;
@@ -275,7 +275,7 @@ void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info) 
	hlist = &raw_v4_hashinfo.ht[hash];



	rcu_read_lock();

	hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

	sk_nulls_for_each(sk, hnode, hlist) {

		iph = (const struct iphdr *)skb->data;

		if (!raw_v4_match(net, sk, iph->protocol,

				  iph->saddr, iph->daddr, dif, sdif))
@@ -954,7 +954,7 @@ static struct sock *raw_get_first(struct seq_file *seq, int bucket) 
	for (state->bucket = bucket; state->bucket < RAW_HTABLE_SIZE;

			++state->bucket) {

		hlist = &h->ht[state->bucket];

		hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

		sk_nulls_for_each(sk, hnode, hlist) {

			if (sock_net(sk) == seq_file_net(seq))

				return sk;

		}

net/ipv4/raw_diag.c

+2 −2
Original line number Diff line number Diff line
@@ -68,7 +68,7 @@ static struct sock *raw_sock_get(struct net *net, const struct inet_diag_req_v2 
	rcu_read_lock();

	for (slot = 0; slot < RAW_HTABLE_SIZE; slot++) {

		hlist = &hashinfo->ht[slot];

		hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

		sk_nulls_for_each(sk, hnode, hlist) {

			if (raw_lookup(net, sk, r)) {

				/*

				 * Grab it and keep until we fill
@@ -161,7 +161,7 @@ static void raw_diag_dump(struct sk_buff *skb, struct netlink_callback *cb, 
		num = 0;



		hlist = &hashinfo->ht[slot];

		hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

		sk_nulls_for_each(sk, hnode, hlist) {

			struct inet_sock *inet = inet_sk(sk);



			if (!net_eq(sock_net(sk), net))

net/ipv6/raw.c

+2 −2
Original line number Diff line number Diff line
@@ -155,7 +155,7 @@ static bool ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) 
	hash = nexthdr & (RAW_HTABLE_SIZE - 1);

	hlist = &raw_v6_hashinfo.ht[hash];

	rcu_read_lock();

	hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

	sk_nulls_for_each(sk, hnode, hlist) {

		int filtered;



		if (!raw_v6_match(net, sk, nexthdr, daddr, saddr,
@@ -342,7 +342,7 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, 
	hash = nexthdr & (RAW_HTABLE_SIZE - 1);

	hlist = &raw_v6_hashinfo.ht[hash];

	rcu_read_lock();

	hlist_nulls_for_each_entry(sk, hnode, hlist, sk_nulls_node) {

	sk_nulls_for_each(sk, hnode, hlist) {

		/* Note: ipv6_hdr(skb) != skb->data */

		const struct ipv6hdr *ip6h = (const struct ipv6hdr *)skb->data;

		saddr = &ip6h->saddr;