decnet: Use TCP nagle macro instead of literal number in decnet

Use existing TCP nagle macro TCP_NAGLE_OFF and TCP_NAGLE_CORK instead
of the literal number 1 and 2 in the current decnet codes.

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gao Feng 2017-03-04 22:10:28 +08:00 committed by David S. Miller
parent 57dacfedf8
commit 9c28286b1b

View File

@ -132,6 +132,7 @@ Version 0.0.6 2.1.110 07-aug-98 Eduardo Marcelo Serrat
#include <net/neighbour.h>
#include <net/dst.h>
#include <net/fib_rules.h>
#include <net/tcp.h>
#include <net/dn.h>
#include <net/dn_nsp.h>
#include <net/dn_dev.h>
@ -1468,18 +1469,18 @@ static int __dn_setsockopt(struct socket *sock, int level,int optname, char __us
case DSO_NODELAY:
if (optlen != sizeof(int))
return -EINVAL;
if (scp->nonagle == 2)
if (scp->nonagle == TCP_NAGLE_CORK)
return -EINVAL;
scp->nonagle = (u.val == 0) ? 0 : 1;
scp->nonagle = (u.val == 0) ? 0 : TCP_NAGLE_OFF;
/* if (scp->nonagle == 1) { Push pending frames } */
break;
case DSO_CORK:
if (optlen != sizeof(int))
return -EINVAL;
if (scp->nonagle == 1)
if (scp->nonagle == TCP_NAGLE_OFF)
return -EINVAL;
scp->nonagle = (u.val == 0) ? 0 : 2;
scp->nonagle = (u.val == 0) ? 0 : TCP_NAGLE_CORK;
/* if (scp->nonagle == 0) { Push pending frames } */
break;
@ -1607,14 +1608,14 @@ static int __dn_getsockopt(struct socket *sock, int level,int optname, char __us
case DSO_NODELAY:
if (r_len > sizeof(int))
r_len = sizeof(int);
val = (scp->nonagle == 1);
val = (scp->nonagle == TCP_NAGLE_OFF);
r_data = &val;
break;
case DSO_CORK:
if (r_len > sizeof(int))
r_len = sizeof(int);
val = (scp->nonagle == 2);
val = (scp->nonagle == TCP_NAGLE_CORK);
r_data = &val;
break;