drm/i915: Invalidate media caches on gen7

[firefly-linux-kernel-4.4.55.git] / net / ipv4 / udp.c

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 0ae038a4c7a80929e2083911d3fc17aa5432be3f..c3075b552248b5853f642aed19f0a89d199cb7b0 100644 (file)
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -799,7 +799,7 @@ send:
 /*
  * Push out all pending data as one UDP datagram. Socket is locked.
  */
-static int udp_push_pending_frames(struct sock *sk)
+int udp_push_pending_frames(struct sock *sk)
 {
        struct udp_sock  *up = udp_sk(sk);
        struct inet_sock *inet = inet_sk(sk);
@@ -818,6 +818,7 @@ out:
        up->pending = 0;
        return err;
 }
+EXPORT_SYMBOL(udp_push_pending_frames);
 
 int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
                size_t len)
@@ -970,7 +971,7 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
                        err = PTR_ERR(rt);
                        rt = NULL;
                        if (err == -ENETUNREACH)
-                               IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES);
+                               IP_INC_STATS(net, IPSTATS_MIB_OUTNOROUTES);
                        goto out;
                }
 
@@ -1069,6 +1070,9 @@ int udp_sendpage(struct sock *sk, struct page *page, int offset,
        struct udp_sock *up = udp_sk(sk);
        int ret;
 
+       if (flags & MSG_SENDPAGE_NOTLAST)
+               flags |= MSG_MORE;
+
        if (!up->pending) {
                struct msghdr msg = {   .msg_flags = flags|MSG_MORE };
 
@@ -1206,14 +1210,8 @@ int udp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
        int is_udplite = IS_UDPLITE(sk);
        bool slow;
 
-       /*
-        *      Check any passed addresses
-        */
-       if (addr_len)
-               *addr_len = sizeof(*sin);
-
        if (flags & MSG_ERRQUEUE)
-               return ip_recv_error(sk, msg, len);
+               return ip_recv_error(sk, msg, len, addr_len);
 
 try_again:
        skb = __skb_recv_datagram(sk, flags | (noblock ? MSG_DONTWAIT : 0),
@@ -1273,6 +1271,7 @@ try_again:
                sin->sin_port = udp_hdr(skb)->source;
                sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
                memset(sin->sin_zero, 0, sizeof(sin->sin_zero));
+               *addr_len = sizeof(*sin);
        }
        if (inet->cmsg_flags)
                ip_cmsg_recv(msg, skb);
@@ -2311,7 +2310,6 @@ static struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
        struct sk_buff *segs = ERR_PTR(-EINVAL);
        int mac_len = skb->mac_len;
        int tnl_hlen = skb_inner_mac_header(skb) - skb_transport_header(skb);
-       struct ethhdr *inner_eth = (struct ethhdr *)skb_inner_mac_header(skb);
        __be16 protocol = skb->protocol;
        netdev_features_t enc_features;
        int outer_hlen;
@@ -2324,8 +2322,7 @@ static struct sk_buff *skb_udp_tunnel_segment(struct sk_buff *skb,
        skb_reset_mac_header(skb);
        skb_set_network_header(skb, skb_inner_network_offset(skb));
        skb->mac_len = skb_inner_network_offset(skb);
-       inner_eth = (struct ethhdr *)skb_mac_header(skb);
-       skb->protocol = inner_eth->h_proto;
+       skb->protocol = htons(ETH_P_TEB);
 
        /* segment inner packet. */
        enc_features = skb->dev->hw_enc_features & netif_skb_features(skb);