sock: Introduce named constants for sk_reuse

Name them in a "backward compatible" manner, i.e. reuse or not
are still 1 and 0 respectively. The reuse value of 2 means that
the socket with it will forcibly reuse everyone else's port.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 5 insertions, 5 deletions

diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 43beaca53179..436f519bed1c 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -664,7 +664,7 @@ static struct socket *drbd_wait_for_connect(struct drbd_conf *mdev)
         timeo = mdev->net_conf->try_connect_int * HZ;
         timeo += (random32() & 1) ? timeo / 7 : -timeo / 7; /* 28.5% random jitter */
 
-        s_listen->sk->sk_reuse    = 1; /* SO_REUSEADDR */
+        s_listen->sk->sk_reuse    = SK_CAN_REUSE; /* SO_REUSEADDR */
         s_listen->sk->sk_rcvtimeo = timeo;
         s_listen->sk->sk_sndtimeo = timeo;
         drbd_setbufsize(s_listen, mdev->net_conf->sndbuf_size,
@@ -841,8 +841,8 @@ retry:
                 }
         } while (1);
 
-        msock->sk->sk_reuse = 1; /* SO_REUSEADDR */
-        sock->sk->sk_reuse = 1; /* SO_REUSEADDR */
+        msock->sk->sk_reuse = SK_CAN_REUSE; /* SO_REUSEADDR */
+        sock->sk->sk_reuse = SK_CAN_REUSE; /* SO_REUSEADDR */
 
         sock->sk->sk_allocation = GFP_NOIO;
         msock->sk->sk_allocation = GFP_NOIO;
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index 453a740fa68e..922086105b4b 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -662,7 +662,7 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session,
 
         /* setup Socket parameters */
         sk = sock->sk;
-        sk->sk_reuse = 1;
+        sk->sk_reuse = SK_CAN_REUSE;
         sk->sk_sndtimeo = 15 * HZ; /* FIXME: make it configurable */
         sk->sk_allocation = GFP_ATOMIC;
 
diff --git a/drivers/staging/ramster/cluster/tcp.c b/drivers/staging/ramster/cluster/tcp.c
index 3af1b2c51b78..b9721c1055b1 100644
--- a/drivers/staging/ramster/cluster/tcp.c
+++ b/drivers/staging/ramster/cluster/tcp.c
@@ -2106,7 +2106,7 @@ static int r2net_open_listening_sock(__be32 addr, __be16 port)
         r2net_listen_sock = sock;
         INIT_WORK(&r2net_listen_work, r2net_accept_many);
 
-        sock->sk->sk_reuse = 1;
+        sock->sk->sk_reuse = SK_CAN_REUSE;
         ret = sock->ops->bind(sock, (struct sockaddr *)&sin, sizeof(sin));
         if (ret < 0) {
                 printk(KERN_ERR "ramster: Error %d while binding socket at "