214 	struct ifreq *ifr;  member
977 	struct ifreq *ifr = tun->ifr;  in tun_net_init()  local
1003 		      (ifr->ifr_flags & TUN_FEATURES);  in tun_net_init()
1006 	err = tun_attach(tun, tun->file, false, ifr->ifr_flags & IFF_NAPI,  in tun_net_init()
1007 			 ifr->ifr_flags & IFF_NAPI_FRAGS, false);  in tun_net_init()
2735 static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)  in tun_set_iff()  argument
2745 	if ((ifr->ifr_flags & IFF_NAPI_FRAGS)) {  in tun_set_iff()
2749 		if (!(ifr->ifr_flags & IFF_NAPI) ||  in tun_set_iff()
2750 		    (ifr->ifr_flags & TUN_TYPE_MASK) != IFF_TAP)  in tun_set_iff()
2754 	dev = __dev_get_by_name(net, ifr->ifr_name);  in tun_set_iff()
2756 		if (ifr->ifr_flags & IFF_TUN_EXCL)  in tun_set_iff()
2758 		if ((ifr->ifr_flags & IFF_TUN) && dev->netdev_ops == &tun_netdev_ops)  in tun_set_iff()
2760 		else if ((ifr->ifr_flags & IFF_TAP) && dev->netdev_ops == &tap_netdev_ops)  in tun_set_iff()
2765 		if (!!(ifr->ifr_flags & IFF_MULTI_QUEUE) !=  in tun_set_iff()
2775 		err = tun_attach(tun, file, ifr->ifr_flags & IFF_NOFILTER,  in tun_set_iff()
2776 				 ifr->ifr_flags & IFF_NAPI,  in tun_set_iff()
2777 				 ifr->ifr_flags & IFF_NAPI_FRAGS, true);  in tun_set_iff()
2791 			      (ifr->ifr_flags & TUN_FEATURES);  in tun_set_iff()
2797 		int queues = ifr->ifr_flags & IFF_MULTI_QUEUE ?  in tun_set_iff()
2807 		if (ifr->ifr_flags & IFF_TUN) {  in tun_set_iff()
2811 		} else if (ifr->ifr_flags & IFF_TAP) {  in tun_set_iff()
2818 		if (*ifr->ifr_name)  in tun_set_iff()
2819 			name = ifr->ifr_name;  in tun_set_iff()
2845 		tun->ifr = ifr;  in tun_set_iff()
2861 	if (ifr->ifr_flags & IFF_NO_CARRIER)  in tun_set_iff()
2872 	strcpy(ifr->ifr_name, tun->dev->name);  in tun_set_iff()
2876 static void tun_get_iff(struct tun_struct *tun, struct ifreq *ifr)  in tun_get_iff()  argument
2878 	strcpy(ifr->ifr_name, tun->dev->name);  in tun_get_iff()
2880 	ifr->ifr_flags = tun_flags(tun);  in tun_get_iff()
2974 static int tun_set_queue(struct file *file, struct ifreq *ifr)  in tun_set_queue()  argument
2982 	if (ifr->ifr_flags & IFF_ATTACH_QUEUE) {  in tun_set_queue()
2993 	} else if (ifr->ifr_flags & IFF_DETACH_QUEUE) {  in tun_set_queue()
3077 	struct ifreq ifr;  in __tun_chr_ioctl()  local
3089 		if (copy_from_user(&ifr, argp, ifreq_len))  in __tun_chr_ioctl()
3092 		memset(&ifr, 0, sizeof(ifr));  in __tun_chr_ioctl()
3102 		return tun_set_queue(file, &ifr);  in __tun_chr_ioctl()
3117 		ifr.ifr_name[IFNAMSIZ-1] = '\0';  in __tun_chr_ioctl()
3119 		ret = tun_set_iff(net, file, &ifr);  in __tun_chr_ioctl()
3124 		if (copy_to_user(argp, &ifr, ifreq_len))  in __tun_chr_ioctl()
3154 		tun_get_iff(tun, &ifr);  in __tun_chr_ioctl()
3157 			ifr.ifr_flags |= IFF_DETACH_QUEUE;  in __tun_chr_ioctl()
3159 			ifr.ifr_flags |= IFF_NOFILTER;  in __tun_chr_ioctl()
3161 		if (copy_to_user(argp, &ifr, ifreq_len))  in __tun_chr_ioctl()
3260 		dev_get_mac_address(&ifr.ifr_hwaddr, net, tun->dev->name);  in __tun_chr_ioctl()
3261 		if (copy_to_user(argp, &ifr, ifreq_len))  in __tun_chr_ioctl()
3267 		ret = dev_set_mac_address_user(tun->dev, &ifr.ifr_hwaddr, NULL);  in __tun_chr_ioctl()
3509 	struct ifreq ifr;  in tun_chr_show_fdinfo()  local
3511 	memset(&ifr, 0, sizeof(ifr));  in tun_chr_show_fdinfo()
3516 		tun_get_iff(tun, &ifr);  in tun_chr_show_fdinfo()
3522 	seq_printf(m, "iff:\t%s\n", ifr.ifr_name);  in tun_chr_show_fdinfo()