Merge tag 'nfsd-4.4-1' of git://linux-nfs.org/~bfields/linux

[firefly-linux-kernel-4.4.55.git] / net / core / sock.c

diff --git a/net/core/sock.c b/net/core/sock.c
index 1e4dd54bfb5a525ef6070905f07472f60e9f137f..0d91f7dca751efc3e32348ba217c29e8ed55e80b 100644 (file)
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -433,8 +433,6 @@ static bool sock_needs_netstamp(const struct sock *sk)
        }
 }
 
-#define SK_FLAGS_TIMESTAMP ((1UL << SOCK_TIMESTAMP) | (1UL << SOCK_TIMESTAMPING_RX_SOFTWARE))
-
 static void sock_disable_timestamp(struct sock *sk, unsigned long flags)
 {
        if (sk->sk_flags & flags) {
@@ -874,7 +872,8 @@ set_rcvbuf:
 
                if (val & SOF_TIMESTAMPING_OPT_ID &&
                    !(sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)) {
-                       if (sk->sk_protocol == IPPROTO_TCP) {
+                       if (sk->sk_protocol == IPPROTO_TCP &&
+                           sk->sk_type == SOCK_STREAM) {
                                if (sk->sk_state != TCP_ESTABLISHED) {
                                        ret = -EINVAL;
                                        break;
@@ -1530,7 +1529,6 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
                skb_queue_head_init(&newsk->sk_receive_queue);
                skb_queue_head_init(&newsk->sk_write_queue);
 
-               spin_lock_init(&newsk->sk_dst_lock);
                rwlock_init(&newsk->sk_callback_lock);
                lockdep_set_class_and_name(&newsk->sk_callback_lock,
                                af_callback_keys + newsk->sk_family,
@@ -1553,7 +1551,7 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
                         */
                        is_charged = sk_filter_charge(newsk, filter);
 
-               if (unlikely(!is_charged || xfrm_sk_clone_policy(newsk))) {
+               if (unlikely(!is_charged || xfrm_sk_clone_policy(newsk, sk))) {
                        /* It is still raw copy of parent, so invalidate
                         * destructor and make plain sk_free() */
                        newsk->sk_destruct = NULL;
@@ -1607,7 +1605,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst)
 {
        u32 max_segs = 1;
 
-       __sk_dst_set(sk, dst);
+       sk_dst_set(sk, dst);
        sk->sk_route_caps = dst->dev->features;
        if (sk->sk_route_caps & NETIF_F_GSO)
                sk->sk_route_caps |= NETIF_F_GSO_SOFTWARE;
@@ -1815,7 +1813,7 @@ static long sock_wait_for_wmem(struct sock *sk, long timeo)
 {
        DEFINE_WAIT(wait);
 
-       clear_bit(SOCK_ASYNC_NOSPACE, &sk->sk_socket->flags);
+       sk_clear_bit(SOCKWQ_ASYNC_NOSPACE, sk);
        for (;;) {
                if (!timeo)
                        break;
@@ -1861,7 +1859,7 @@ struct sk_buff *sock_alloc_send_pskb(struct sock *sk, unsigned long header_len,
                if (sk_wmem_alloc_get(sk) < sk->sk_sndbuf)
                        break;
 
-               set_bit(SOCK_ASYNC_NOSPACE, &sk->sk_socket->flags);
+               sk_set_bit(SOCKWQ_ASYNC_NOSPACE, sk);
                set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
                err = -EAGAIN;
                if (!timeo)
@@ -2048,9 +2046,9 @@ int sk_wait_data(struct sock *sk, long *timeo, const struct sk_buff *skb)
        DEFINE_WAIT(wait);
 
        prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE);
-       set_bit(SOCK_ASYNC_WAITDATA, &sk->sk_socket->flags);
+       sk_set_bit(SOCKWQ_ASYNC_WAITDATA, sk);
        rc = sk_wait_event(sk, timeo, skb_peek_tail(&sk->sk_receive_queue) != skb);
-       clear_bit(SOCK_ASYNC_WAITDATA, &sk->sk_socket->flags);
+       sk_clear_bit(SOCKWQ_ASYNC_WAITDATA, sk);
        finish_wait(sk_sleep(sk), &wait);
        return rc;
 }
@@ -2388,7 +2386,6 @@ void sock_init_data(struct socket *sock, struct sock *sk)
        } else
                sk->sk_wq       =       NULL;
 
-       spin_lock_init(&sk->sk_dst_lock);
        rwlock_init(&sk->sk_callback_lock);
        lockdep_set_class_and_name(&sk->sk_callback_lock,
                        af_callback_keys + sk->sk_family,