NFC: Use skb_copy_datagram_iovec

Safer and more robust than than memcpy_toiovec.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/net/nfc/llcp/sock.c b/net/nfc/llcp/sock.c
index 463231b..5332751 100644 (file)
--- a/net/nfc/llcp/sock.c
+++ b/net/nfc/llcp/sock.c
@@ -672,7 +672,7 @@ static int llcp_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
        copied = min_t(unsigned int, rlen, len);
 
        cskb = skb;
-       if (memcpy_toiovec(msg->msg_iov, cskb->data, copied)) {
+       if (skb_copy_datagram_iovec(cskb, 0, msg->msg_iov, copied)) {
                if (!(flags & MSG_PEEK))
                        skb_queue_head(&sk->sk_receive_queue, skb);
                return -EFAULT;