net: Remove all uses of LL_ALLOCATED_SPACE

[firefly-linux-kernel-4.4.55.git] / net / ieee802154 / dgram.c

diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c
index faecf648123f7bc9bf5ae7a3913c737a89ea4841..1b09eaabaac1239475e1abab843af353bcccdd4f 100644 (file)
--- a/net/ieee802154/dgram.c
+++ b/net/ieee802154/dgram.c
@@ -209,6 +209,7 @@ static int dgram_sendmsg(struct kiocb *iocb, struct sock *sk,
        unsigned mtu;
        struct sk_buff *skb;
        struct dgram_sock *ro = dgram_sk(sk);
+       int hlen, tlen;
        int err;
 
        if (msg->msg_flags & MSG_OOB) {
@@ -229,13 +230,15 @@ static int dgram_sendmsg(struct kiocb *iocb, struct sock *sk,
        mtu = dev->mtu;
        pr_debug("name = %s, mtu = %u\n", dev->name, mtu);
 
-       skb = sock_alloc_send_skb(sk, LL_ALLOCATED_SPACE(dev) + size,
+       hlen = LL_RESERVED_SPACE(dev);
+       tlen = dev->needed_tailroom;
+       skb = sock_alloc_send_skb(sk, hlen + tlen + size,
                        msg->msg_flags & MSG_DONTWAIT,
                        &err);
        if (!skb)
                goto out_dev;
 
-       skb_reserve(skb, LL_RESERVED_SPACE(dev));
+       skb_reserve(skb, hlen);
 
        skb_reset_network_header(skb);