NFC: Add tx skb allocation routine
This is a factorization of the current rawsock tx skb allocation routine,
as it will be used by the LLCP code.
We also rename nfc_alloc_skb to nfc_alloc_recv_skb for consistency sake.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c
index 5e9b991..11ac0a1 100644
--- a/net/nfc/rawsock.c
+++ b/net/nfc/rawsock.c
@@ -208,13 +208,10 @@
if (sock->state != SS_CONNECTED)
return -ENOTCONN;
- skb = sock_alloc_send_skb(sk, len + dev->tx_headroom + dev->tx_tailroom + NFC_HEADER_SIZE,
- msg->msg_flags & MSG_DONTWAIT, &rc);
- if (!skb)
+ skb = nfc_alloc_send_skb(dev, sk, msg->msg_flags, len, &rc);
+ if (skb == NULL)
return rc;
- skb_reserve(skb, dev->tx_headroom + NFC_HEADER_SIZE);
-
rc = memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
if (rc < 0) {
kfree_skb(skb);