[PATCH net-next 1/1] decnet: Use TCP nagle macro instead of literal number in decnet

[fgao]

From: Gao Feng <f...@ikuai8.com>

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 <f...@ikuai8.com>
---
 net/decnet/af_decnet.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index a90ed67..15f1b65 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -132,6 +132,7 @@
 #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;
 
-- 
1.9.1