tun: remove unused parameters

tun_napi_disable() and tun_napi_del() do not need
a pointer to the tun_struct

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index e2648b5a3861e51dc6c40d19e1198a5f3f7ca7af..71d10fb59849bff091ee64b6f7e9cc8ae2e0cf6f 100644 (file)
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -324,13 +324,13 @@ static void tun_napi_init(struct tun_struct *tun, struct tun_file *tfile,
        }
 }
 
-static void tun_napi_disable(struct tun_struct *tun, struct tun_file *tfile)
+static void tun_napi_disable(struct tun_file *tfile)
 {
        if (tfile->napi_enabled)
                napi_disable(&tfile->napi);
 }
 
-static void tun_napi_del(struct tun_struct *tun, struct tun_file *tfile)
+static void tun_napi_del(struct tun_file *tfile)
 {
        if (tfile->napi_enabled)
                netif_napi_del(&tfile->napi);
@@ -690,8 +690,8 @@ static void __tun_detach(struct tun_file *tfile, bool clean)
        tun = rtnl_dereference(tfile->tun);
 
        if (tun && clean) {
-               tun_napi_disable(tun, tfile);
-               tun_napi_del(tun, tfile);
+               tun_napi_disable(tfile);
+               tun_napi_del(tfile);
        }
 
        if (tun && !tfile->detached) {
@@ -758,7 +758,7 @@ static void tun_detach_all(struct net_device *dev)
        for (i = 0; i < n; i++) {
                tfile = rtnl_dereference(tun->tfiles[i]);
                BUG_ON(!tfile);
-               tun_napi_disable(tun, tfile);
+               tun_napi_disable(tfile);
                tfile->socket.sk->sk_shutdown = RCV_SHUTDOWN;
                tfile->socket.sk->sk_data_ready(tfile->socket.sk);
                RCU_INIT_POINTER(tfile->tun, NULL);
@@ -774,7 +774,7 @@ static void tun_detach_all(struct net_device *dev)
        synchronize_net();
        for (i = 0; i < n; i++) {
                tfile = rtnl_dereference(tun->tfiles[i]);
-               tun_napi_del(tun, tfile);
+               tun_napi_del(tfile);
                /* Drop read queue */
                tun_queue_purge(tfile);
                xdp_rxq_info_unreg(&tfile->xdp_rxq);