diff options
Diffstat (limited to 'net/ieee802154/dgram.c')
| -rw-r--r-- | net/ieee802154/dgram.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c index faecf648123..1b09eaabaac 100644 --- 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); |