tun: remove unused parameters

[ Upstream commit 06e55addd3 ]

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eric Dumazet
2018-09-28 14:51:47 -07:00
committed by Greg Kroah-Hartman
parent 095a5309c6
commit 7d96410f39

View File

@@ -323,13 +323,13 @@ 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);
@@ -688,8 +688,8 @@ 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) {
@@ -756,7 +756,7 @@ 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);
@@ -772,7 +772,7 @@ 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);