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net: Split sk_no_check into sk_no_check_{rx,tx}

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Define separate fields in the sock structure for configuring disabling
checksums in both TX and RX-- sk_no_check_tx and sk_no_check_rx.
The SO_NO_CHECK socket option only affects sk_no_check_tx. Also,
removed UDP_CSUM_* defines since they are no longer necessary.

Signed-off-by: Tom Herbert <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Tom Herbert 2014-05-23 08:47:19 -07:00 • committed by David S. Miller
commit 28448b8045
13 changed files with 21 additions and 27 deletions
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2
net/ipx/af_ipx.c
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@ -1353,7 +1353,7 @@ static int ipx_create(struct net *net, struct socket *sock, int protocol,
sk_refcnt_debug_inc(sk);
sock_init_data(sock, sk);
sk->sk_no_check = 1; /* Checksum off by default */
sk->sk_no_check_tx = 1; /* Checksum off by default */
sock->ops = &ipx_dgram_ops;
rc = 0;
out:

3
net/ipx/ipx_route.c
View file

@ -236,7 +236,8 @@ int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
}
/* Apply checksum. Not allowed on 802.3 links. */
if (sk->sk_no_check || intrfc->if_dlink_type == htons(IPX_FRAME_8023))
if (sk->sk_no_check_tx ||
intrfc->if_dlink_type == htons(IPX_FRAME_8023))
ipx->ipx_checksum = htons(0xFFFF);
else
ipx->ipx_checksum = ipx_cksum(ipx, len + sizeof(struct ipxhdr));