tun: Remove unused first parameter of tun_get_iff()

Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/tun.c

@@ -2872,8 +2872,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 	return err;
 }
 
-static void tun_get_iff(struct net *net, struct tun_struct *tun,
-		       struct ifreq *ifr)
+static void tun_get_iff(struct tun_struct *tun, struct ifreq *ifr)
 {
 	tun_debug(KERN_INFO, tun, "tun_get_iff\n");
 
@@ -3106,7 +3105,7 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd,
 	ret = 0;
 	switch (cmd) {
 	case TUNGETIFF:
-		tun_get_iff(current->nsproxy->net_ns, tun, &ifr);
+		tun_get_iff(tun, &ifr);
 
 		if (tfile->detached)
 			ifr.ifr_flags |= IFF_DETACH_QUEUE;
@@ -3464,7 +3463,7 @@ static void tun_chr_show_fdinfo(struct seq_file *m, struct file *file)
 	rtnl_lock();
 	tun = tun_get(tfile);
 	if (tun)
-		tun_get_iff(current->nsproxy->net_ns, tun, &ifr);
+		tun_get_iff(tun, &ifr);
 	rtnl_unlock();
 
 	if (tun)