diff options
Diffstat (limited to 'package/kernel/mac80211/patches/009-revert-mtu-changes.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/009-revert-mtu-changes.patch | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/009-revert-mtu-changes.patch b/package/kernel/mac80211/patches/009-revert-mtu-changes.patch new file mode 100644 index 0000000000..f5e2757d3f --- /dev/null +++ b/package/kernel/mac80211/patches/009-revert-mtu-changes.patch @@ -0,0 +1,338 @@ +--- a/net/mac80211/iface.c ++++ b/net/mac80211/iface.c +@@ -151,6 +151,15 @@ void ieee80211_recalc_idle(struct ieee80 + ieee80211_hw_config(local, change); + } + ++static int ieee80211_change_mtu(struct net_device *dev, int new_mtu) ++{ ++ if (new_mtu < 256 || new_mtu > IEEE80211_MAX_DATA_LEN) ++ return -EINVAL; ++ ++ dev->mtu = new_mtu; ++ return 0; ++} ++ + static int ieee80211_verify_mac(struct ieee80211_sub_if_data *sdata, u8 *addr, + bool check_dup) + { +@@ -1168,6 +1177,7 @@ static const struct net_device_ops ieee8 + .ndo_uninit = ieee80211_uninit, + .ndo_start_xmit = ieee80211_subif_start_xmit, + .ndo_set_rx_mode = ieee80211_set_multicast_list, ++ .ndo_change_mtu = ieee80211_change_mtu, + .ndo_set_mac_address = ieee80211_change_mac, + .ndo_select_queue = ieee80211_netdev_select_queue, + .ndo_get_stats64 = ieee80211_get_stats64, +@@ -1211,6 +1221,7 @@ static const struct net_device_ops ieee8 + .ndo_uninit = ieee80211_uninit, + .ndo_start_xmit = ieee80211_monitor_start_xmit, + .ndo_set_rx_mode = ieee80211_set_multicast_list, ++ .ndo_change_mtu = ieee80211_change_mtu, + .ndo_set_mac_address = ieee80211_change_mac, + .ndo_select_queue = ieee80211_monitor_select_queue, + .ndo_get_stats64 = ieee80211_get_stats64, +@@ -1919,10 +1930,6 @@ int ieee80211_if_add(struct ieee80211_lo + + netdev_set_default_ethtool_ops(ndev, &ieee80211_ethtool_ops); + +- /* MTU range: 256 - 2304 */ +- ndev->min_mtu = 256; +- ndev->max_mtu = IEEE80211_MAX_DATA_LEN; +- + ret = register_netdevice(ndev); + if (ret) { + ieee80211_if_free(ndev); +--- a/drivers/net/wireless/ath/wil6210/netdev.c ++++ b/drivers/net/wireless/ath/wil6210/netdev.c +@@ -42,6 +42,21 @@ static int wil_stop(struct net_device *n + return wil_down(wil); + } + ++static int wil_change_mtu(struct net_device *ndev, int new_mtu) ++{ ++ struct wil6210_priv *wil = ndev_to_wil(ndev); ++ ++ if (new_mtu < 68 || new_mtu > mtu_max) { ++ wil_err(wil, "invalid MTU %d\n", new_mtu); ++ return -EINVAL; ++ } ++ ++ wil_dbg_misc(wil, "change MTU %d -> %d\n", ndev->mtu, new_mtu); ++ ndev->mtu = new_mtu; ++ ++ return 0; ++} ++ + static int wil_do_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd) + { + struct wil6210_priv *wil = ndev_to_wil(ndev); +@@ -55,6 +70,7 @@ static const struct net_device_ops wil_n + .ndo_start_xmit = wil_start_xmit, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, ++ .ndo_change_mtu = wil_change_mtu, + .ndo_do_ioctl = wil_do_ioctl, + }; + +@@ -111,7 +127,6 @@ static int wil6210_netdev_poll_tx(struct + static void wil_dev_setup(struct net_device *dev) + { + ether_setup(dev); +- dev->max_mtu = mtu_max; + dev->tx_queue_len = WIL_TX_Q_LEN_DEFAULT; + } + +--- a/drivers/net/wireless/atmel/atmel.c ++++ b/drivers/net/wireless/atmel/atmel.c +@@ -1295,6 +1295,14 @@ static struct iw_statistics *atmel_get_w + return &priv->wstats; + } + ++static int atmel_change_mtu(struct net_device *dev, int new_mtu) ++{ ++ if ((new_mtu < 68) || (new_mtu > 2312)) ++ return -EINVAL; ++ dev->mtu = new_mtu; ++ return 0; ++} ++ + static int atmel_set_mac_address(struct net_device *dev, void *p) + { + struct sockaddr *addr = p; +@@ -1498,6 +1506,7 @@ static const struct file_operations atme + static const struct net_device_ops atmel_netdev_ops = { + .ndo_open = atmel_open, + .ndo_stop = atmel_close, ++ .ndo_change_mtu = atmel_change_mtu, + .ndo_set_mac_address = atmel_set_mac_address, + .ndo_start_xmit = start_tx, + .ndo_do_ioctl = atmel_ioctl, +@@ -1591,10 +1600,6 @@ struct net_device *init_atmel_card(unsig + dev->irq = irq; + dev->base_addr = port; + +- /* MTU range: 68 - 2312 */ +- dev->min_mtu = 68; +- dev->max_mtu = MAX_WIRELESS_BODY - ETH_FCS_LEN; +- + SET_NETDEV_DEV(dev, sys_dev); + + if ((rc = request_irq(dev->irq, service_interrupt, IRQF_SHARED, dev->name, dev))) { +--- a/drivers/net/wireless/cisco/airo.c ++++ b/drivers/net/wireless/cisco/airo.c +@@ -2329,6 +2329,14 @@ static int airo_set_mac_address(struct n + return 0; + } + ++static int airo_change_mtu(struct net_device *dev, int new_mtu) ++{ ++ if ((new_mtu < 68) || (new_mtu > 2400)) ++ return -EINVAL; ++ dev->mtu = new_mtu; ++ return 0; ++} ++ + static LIST_HEAD(airo_devices); + + static void add_airo_dev(struct airo_info *ai) +@@ -2648,6 +2656,7 @@ static const struct net_device_ops airo1 + .ndo_get_stats = airo_get_stats, + .ndo_set_mac_address = airo_set_mac_address, + .ndo_do_ioctl = airo_ioctl, ++ .ndo_change_mtu = airo_change_mtu, + }; + + static void wifi_setup(struct net_device *dev) +@@ -2659,8 +2668,6 @@ static void wifi_setup(struct net_device + dev->type = ARPHRD_IEEE80211; + dev->hard_header_len = ETH_HLEN; + dev->mtu = AIRO_DEF_MTU; +- dev->min_mtu = 68; +- dev->max_mtu = MIC_MSGLEN_MAX; + dev->addr_len = ETH_ALEN; + dev->tx_queue_len = 100; + +@@ -2747,6 +2754,7 @@ static const struct net_device_ops airo_ + .ndo_set_rx_mode = airo_set_multicast_list, + .ndo_set_mac_address = airo_set_mac_address, + .ndo_do_ioctl = airo_ioctl, ++ .ndo_change_mtu = airo_change_mtu, + .ndo_validate_addr = eth_validate_addr, + }; + +@@ -2758,6 +2766,7 @@ static const struct net_device_ops mpi_n + .ndo_set_rx_mode = airo_set_multicast_list, + .ndo_set_mac_address = airo_set_mac_address, + .ndo_do_ioctl = airo_ioctl, ++ .ndo_change_mtu = airo_change_mtu, + .ndo_validate_addr = eth_validate_addr, + }; + +@@ -2813,7 +2822,6 @@ static struct net_device *_init_airo_car + dev->irq = irq; + dev->base_addr = port; + dev->priv_flags &= ~IFF_TX_SKB_SHARING; +- dev->max_mtu = MIC_MSGLEN_MAX; + + SET_NETDEV_DEV(dev, dmdev); + +--- a/drivers/net/wireless/intel/ipw2x00/ipw2100.c ++++ b/drivers/net/wireless/intel/ipw2x00/ipw2100.c +@@ -6039,6 +6039,7 @@ static const struct net_device_ops ipw21 + .ndo_open = ipw2100_open, + .ndo_stop = ipw2100_close, + .ndo_start_xmit = libipw_xmit, ++ .ndo_change_mtu = libipw_change_mtu, + .ndo_tx_timeout = ipw2100_tx_timeout, + .ndo_set_mac_address = ipw2100_set_address, + .ndo_validate_addr = eth_validate_addr, +@@ -6074,8 +6075,6 @@ static struct net_device *ipw2100_alloc_ + dev->wireless_data = &priv->wireless_data; + dev->watchdog_timeo = 3 * HZ; + dev->irq = 0; +- dev->min_mtu = 68; +- dev->max_mtu = LIBIPW_DATA_LEN; + + /* NOTE: We don't use the wireless_handlers hook + * in dev as the system will start throwing WX requests +--- a/drivers/net/wireless/intel/ipw2x00/ipw2200.c ++++ b/drivers/net/wireless/intel/ipw2x00/ipw2200.c +@@ -11561,6 +11561,7 @@ static const struct net_device_ops ipw_p + .ndo_open = ipw_prom_open, + .ndo_stop = ipw_prom_stop, + .ndo_start_xmit = ipw_prom_hard_start_xmit, ++ .ndo_change_mtu = libipw_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, + }; +@@ -11586,9 +11587,6 @@ static int ipw_prom_alloc(struct ipw_pri + priv->prom_net_dev->type = ARPHRD_IEEE80211_RADIOTAP; + priv->prom_net_dev->netdev_ops = &ipw_prom_netdev_ops; + +- priv->prom_net_dev->min_mtu = 68; +- priv->prom_net_dev->max_mtu = LIBIPW_DATA_LEN; +- + priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR; + SET_NETDEV_DEV(priv->prom_net_dev, &priv->pci_dev->dev); + +@@ -11621,6 +11619,7 @@ static const struct net_device_ops ipw_n + .ndo_set_rx_mode = ipw_net_set_multicast_list, + .ndo_set_mac_address = ipw_net_set_mac_address, + .ndo_start_xmit = libipw_xmit, ++ .ndo_change_mtu = libipw_change_mtu, + .ndo_validate_addr = eth_validate_addr, + }; + +@@ -11730,9 +11729,6 @@ static int ipw_pci_probe(struct pci_dev + net_dev->wireless_handlers = &ipw_wx_handler_def; + net_dev->ethtool_ops = &ipw_ethtool_ops; + +- net_dev->min_mtu = 68; +- net_dev->max_mtu = LIBIPW_DATA_LEN; +- + err = sysfs_create_group(&pdev->dev.kobj, &ipw_attribute_group); + if (err) { + IPW_ERROR("failed to create sysfs device attributes\n"); +--- a/drivers/net/wireless/intel/ipw2x00/libipw.h ++++ b/drivers/net/wireless/intel/ipw2x00/libipw.h +@@ -948,6 +948,7 @@ static inline int libipw_is_cck_rate(u8 + /* libipw.c */ + void free_libipw(struct net_device *dev, int monitor); + struct net_device *alloc_libipw(int sizeof_priv, int monitor); ++int libipw_change_mtu(struct net_device *dev, int new_mtu); + + void libipw_networks_age(struct libipw_device *ieee, unsigned long age_secs); + +--- a/drivers/net/wireless/intel/ipw2x00/libipw_module.c ++++ b/drivers/net/wireless/intel/ipw2x00/libipw_module.c +@@ -118,6 +118,15 @@ static void libipw_networks_initialize(s + &ieee->network_free_list); + } + ++int libipw_change_mtu(struct net_device *dev, int new_mtu) ++{ ++ if ((new_mtu < 68) || (new_mtu > LIBIPW_DATA_LEN)) ++ return -EINVAL; ++ dev->mtu = new_mtu; ++ return 0; ++} ++EXPORT_SYMBOL(libipw_change_mtu); ++ + struct net_device *alloc_libipw(int sizeof_priv, int monitor) + { + struct libipw_device *ieee; +--- a/drivers/net/wireless/intersil/hostap/hostap_main.c ++++ b/drivers/net/wireless/intersil/hostap/hostap_main.c +@@ -765,6 +765,16 @@ static void hostap_set_multicast_list(st + } + + ++static int prism2_change_mtu(struct net_device *dev, int new_mtu) ++{ ++ if (new_mtu < PRISM2_MIN_MTU || new_mtu > PRISM2_MAX_MTU) ++ return -EINVAL; ++ ++ dev->mtu = new_mtu; ++ return 0; ++} ++ ++ + static void prism2_tx_timeout(struct net_device *dev) + { + struct hostap_interface *iface; +@@ -803,6 +813,7 @@ static const struct net_device_ops hosta + .ndo_do_ioctl = hostap_ioctl, + .ndo_set_mac_address = prism2_set_mac_address, + .ndo_set_rx_mode = hostap_set_multicast_list, ++ .ndo_change_mtu = prism2_change_mtu, + .ndo_tx_timeout = prism2_tx_timeout, + .ndo_validate_addr = eth_validate_addr, + }; +@@ -815,6 +826,7 @@ static const struct net_device_ops hosta + .ndo_do_ioctl = hostap_ioctl, + .ndo_set_mac_address = prism2_set_mac_address, + .ndo_set_rx_mode = hostap_set_multicast_list, ++ .ndo_change_mtu = prism2_change_mtu, + .ndo_tx_timeout = prism2_tx_timeout, + .ndo_validate_addr = eth_validate_addr, + }; +@@ -827,6 +839,7 @@ static const struct net_device_ops hosta + .ndo_do_ioctl = hostap_ioctl, + .ndo_set_mac_address = prism2_set_mac_address, + .ndo_set_rx_mode = hostap_set_multicast_list, ++ .ndo_change_mtu = prism2_change_mtu, + .ndo_tx_timeout = prism2_tx_timeout, + .ndo_validate_addr = eth_validate_addr, + }; +@@ -838,8 +851,6 @@ void hostap_setup_dev(struct net_device + + iface = netdev_priv(dev); + ether_setup(dev); +- dev->min_mtu = PRISM2_MIN_MTU; +- dev->max_mtu = PRISM2_MAX_MTU; + dev->priv_flags &= ~IFF_TX_SKB_SHARING; + + /* kernel callbacks */ +--- a/drivers/net/wireless/intersil/orinoco/main.c ++++ b/drivers/net/wireless/intersil/orinoco/main.c +@@ -322,6 +322,9 @@ int orinoco_change_mtu(struct net_device + { + struct orinoco_private *priv = ndev_priv(dev); + ++ if ((new_mtu < ORINOCO_MIN_MTU) || (new_mtu > ORINOCO_MAX_MTU)) ++ return -EINVAL; ++ + /* MTU + encapsulation + header length */ + if ((new_mtu + ENCAPS_OVERHEAD + sizeof(struct ieee80211_hdr)) > + (priv->nicbuf_size - ETH_HLEN)) +@@ -2285,9 +2288,6 @@ int orinoco_if_add(struct orinoco_privat + dev->base_addr = base_addr; + dev->irq = irq; + +- dev->min_mtu = ORINOCO_MIN_MTU; +- dev->max_mtu = ORINOCO_MAX_MTU; +- + SET_NETDEV_DEV(dev, priv->dev); + ret = register_netdev(dev); + if (ret) |