mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-29 18:19:02 +00:00
339 lines
11 KiB
Diff
339 lines
11 KiB
Diff
--- a/net/mac80211/iface.c
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+++ b/net/mac80211/iface.c
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@@ -151,6 +151,15 @@ void ieee80211_recalc_idle(struct ieee80
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ieee80211_hw_config(local, change);
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}
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+static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
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+{
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+ if (new_mtu < 256 || new_mtu > IEEE80211_MAX_DATA_LEN)
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+ return -EINVAL;
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+
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+ dev->mtu = new_mtu;
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+ return 0;
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+}
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+
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static int ieee80211_verify_mac(struct ieee80211_sub_if_data *sdata, u8 *addr,
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bool check_dup)
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{
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@@ -1168,6 +1177,7 @@ static const struct net_device_ops ieee8
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.ndo_uninit = ieee80211_uninit,
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.ndo_start_xmit = ieee80211_subif_start_xmit,
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.ndo_set_rx_mode = ieee80211_set_multicast_list,
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+ .ndo_change_mtu = ieee80211_change_mtu,
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.ndo_set_mac_address = ieee80211_change_mac,
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.ndo_select_queue = ieee80211_netdev_select_queue,
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.ndo_get_stats64 = ieee80211_get_stats64,
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@@ -1211,6 +1221,7 @@ static const struct net_device_ops ieee8
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.ndo_uninit = ieee80211_uninit,
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.ndo_start_xmit = ieee80211_monitor_start_xmit,
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.ndo_set_rx_mode = ieee80211_set_multicast_list,
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+ .ndo_change_mtu = ieee80211_change_mtu,
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.ndo_set_mac_address = ieee80211_change_mac,
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.ndo_select_queue = ieee80211_monitor_select_queue,
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.ndo_get_stats64 = ieee80211_get_stats64,
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@@ -1919,10 +1930,6 @@ int ieee80211_if_add(struct ieee80211_lo
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netdev_set_default_ethtool_ops(ndev, &ieee80211_ethtool_ops);
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- /* MTU range: 256 - 2304 */
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- ndev->min_mtu = 256;
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- ndev->max_mtu = IEEE80211_MAX_DATA_LEN;
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-
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ret = register_netdevice(ndev);
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if (ret) {
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ieee80211_if_free(ndev);
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--- a/drivers/net/wireless/ath/wil6210/netdev.c
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+++ b/drivers/net/wireless/ath/wil6210/netdev.c
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@@ -42,6 +42,21 @@ static int wil_stop(struct net_device *n
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return wil_down(wil);
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}
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+static int wil_change_mtu(struct net_device *ndev, int new_mtu)
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+{
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+ struct wil6210_priv *wil = ndev_to_wil(ndev);
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+
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+ if (new_mtu < 68 || new_mtu > mtu_max) {
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+ wil_err(wil, "invalid MTU %d\n", new_mtu);
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+ return -EINVAL;
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+ }
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+
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+ wil_dbg_misc(wil, "change MTU %d -> %d\n", ndev->mtu, new_mtu);
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+ ndev->mtu = new_mtu;
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+
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+ return 0;
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+}
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+
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static int wil_do_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd)
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{
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struct wil6210_priv *wil = ndev_to_wil(ndev);
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@@ -55,6 +70,7 @@ static const struct net_device_ops wil_n
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.ndo_start_xmit = wil_start_xmit,
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.ndo_set_mac_address = eth_mac_addr,
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.ndo_validate_addr = eth_validate_addr,
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+ .ndo_change_mtu = wil_change_mtu,
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.ndo_do_ioctl = wil_do_ioctl,
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};
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@@ -111,7 +127,6 @@ static int wil6210_netdev_poll_tx(struct
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static void wil_dev_setup(struct net_device *dev)
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{
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ether_setup(dev);
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- dev->max_mtu = mtu_max;
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dev->tx_queue_len = WIL_TX_Q_LEN_DEFAULT;
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}
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--- a/drivers/net/wireless/atmel/atmel.c
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+++ b/drivers/net/wireless/atmel/atmel.c
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@@ -1295,6 +1295,14 @@ static struct iw_statistics *atmel_get_w
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return &priv->wstats;
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}
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+static int atmel_change_mtu(struct net_device *dev, int new_mtu)
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+{
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+ if ((new_mtu < 68) || (new_mtu > 2312))
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+ return -EINVAL;
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+ dev->mtu = new_mtu;
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+ return 0;
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+}
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+
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static int atmel_set_mac_address(struct net_device *dev, void *p)
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{
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struct sockaddr *addr = p;
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@@ -1498,6 +1506,7 @@ static const struct file_operations atme
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static const struct net_device_ops atmel_netdev_ops = {
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.ndo_open = atmel_open,
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.ndo_stop = atmel_close,
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+ .ndo_change_mtu = atmel_change_mtu,
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.ndo_set_mac_address = atmel_set_mac_address,
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.ndo_start_xmit = start_tx,
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.ndo_do_ioctl = atmel_ioctl,
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@@ -1591,10 +1600,6 @@ struct net_device *init_atmel_card(unsig
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dev->irq = irq;
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dev->base_addr = port;
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- /* MTU range: 68 - 2312 */
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- dev->min_mtu = 68;
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- dev->max_mtu = MAX_WIRELESS_BODY - ETH_FCS_LEN;
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-
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SET_NETDEV_DEV(dev, sys_dev);
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if ((rc = request_irq(dev->irq, service_interrupt, IRQF_SHARED, dev->name, dev))) {
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--- a/drivers/net/wireless/cisco/airo.c
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+++ b/drivers/net/wireless/cisco/airo.c
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@@ -2329,6 +2329,14 @@ static int airo_set_mac_address(struct n
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return 0;
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}
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+static int airo_change_mtu(struct net_device *dev, int new_mtu)
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+{
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+ if ((new_mtu < 68) || (new_mtu > 2400))
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+ return -EINVAL;
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+ dev->mtu = new_mtu;
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+ return 0;
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+}
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+
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static LIST_HEAD(airo_devices);
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static void add_airo_dev(struct airo_info *ai)
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@@ -2648,6 +2656,7 @@ static const struct net_device_ops airo1
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.ndo_get_stats = airo_get_stats,
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.ndo_set_mac_address = airo_set_mac_address,
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.ndo_do_ioctl = airo_ioctl,
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+ .ndo_change_mtu = airo_change_mtu,
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};
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static void wifi_setup(struct net_device *dev)
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@@ -2659,8 +2668,6 @@ static void wifi_setup(struct net_device
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dev->type = ARPHRD_IEEE80211;
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dev->hard_header_len = ETH_HLEN;
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dev->mtu = AIRO_DEF_MTU;
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- dev->min_mtu = 68;
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- dev->max_mtu = MIC_MSGLEN_MAX;
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dev->addr_len = ETH_ALEN;
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dev->tx_queue_len = 100;
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@@ -2747,6 +2754,7 @@ static const struct net_device_ops airo_
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.ndo_set_rx_mode = airo_set_multicast_list,
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.ndo_set_mac_address = airo_set_mac_address,
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.ndo_do_ioctl = airo_ioctl,
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+ .ndo_change_mtu = airo_change_mtu,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -2758,6 +2766,7 @@ static const struct net_device_ops mpi_n
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.ndo_set_rx_mode = airo_set_multicast_list,
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.ndo_set_mac_address = airo_set_mac_address,
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.ndo_do_ioctl = airo_ioctl,
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+ .ndo_change_mtu = airo_change_mtu,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -2813,7 +2822,6 @@ static struct net_device *_init_airo_car
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dev->irq = irq;
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dev->base_addr = port;
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dev->priv_flags &= ~IFF_TX_SKB_SHARING;
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- dev->max_mtu = MIC_MSGLEN_MAX;
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SET_NETDEV_DEV(dev, dmdev);
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--- a/drivers/net/wireless/intel/ipw2x00/ipw2100.c
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+++ b/drivers/net/wireless/intel/ipw2x00/ipw2100.c
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@@ -6039,6 +6039,7 @@ static const struct net_device_ops ipw21
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.ndo_open = ipw2100_open,
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.ndo_stop = ipw2100_close,
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.ndo_start_xmit = libipw_xmit,
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+ .ndo_change_mtu = libipw_change_mtu,
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.ndo_tx_timeout = ipw2100_tx_timeout,
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.ndo_set_mac_address = ipw2100_set_address,
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.ndo_validate_addr = eth_validate_addr,
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@@ -6074,8 +6075,6 @@ static struct net_device *ipw2100_alloc_
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dev->wireless_data = &priv->wireless_data;
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dev->watchdog_timeo = 3 * HZ;
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dev->irq = 0;
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- dev->min_mtu = 68;
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- dev->max_mtu = LIBIPW_DATA_LEN;
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/* NOTE: We don't use the wireless_handlers hook
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* in dev as the system will start throwing WX requests
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--- a/drivers/net/wireless/intel/ipw2x00/ipw2200.c
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+++ b/drivers/net/wireless/intel/ipw2x00/ipw2200.c
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@@ -11561,6 +11561,7 @@ static const struct net_device_ops ipw_p
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.ndo_open = ipw_prom_open,
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.ndo_stop = ipw_prom_stop,
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.ndo_start_xmit = ipw_prom_hard_start_xmit,
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+ .ndo_change_mtu = libipw_change_mtu,
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.ndo_set_mac_address = eth_mac_addr,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -11586,9 +11587,6 @@ static int ipw_prom_alloc(struct ipw_pri
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priv->prom_net_dev->type = ARPHRD_IEEE80211_RADIOTAP;
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priv->prom_net_dev->netdev_ops = &ipw_prom_netdev_ops;
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- priv->prom_net_dev->min_mtu = 68;
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- priv->prom_net_dev->max_mtu = LIBIPW_DATA_LEN;
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-
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priv->prom_priv->ieee->iw_mode = IW_MODE_MONITOR;
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SET_NETDEV_DEV(priv->prom_net_dev, &priv->pci_dev->dev);
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@@ -11621,6 +11619,7 @@ static const struct net_device_ops ipw_n
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.ndo_set_rx_mode = ipw_net_set_multicast_list,
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.ndo_set_mac_address = ipw_net_set_mac_address,
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.ndo_start_xmit = libipw_xmit,
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+ .ndo_change_mtu = libipw_change_mtu,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -11730,9 +11729,6 @@ static int ipw_pci_probe(struct pci_dev
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net_dev->wireless_handlers = &ipw_wx_handler_def;
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net_dev->ethtool_ops = &ipw_ethtool_ops;
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- net_dev->min_mtu = 68;
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- net_dev->max_mtu = LIBIPW_DATA_LEN;
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-
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err = sysfs_create_group(&pdev->dev.kobj, &ipw_attribute_group);
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if (err) {
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IPW_ERROR("failed to create sysfs device attributes\n");
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--- a/drivers/net/wireless/intel/ipw2x00/libipw.h
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+++ b/drivers/net/wireless/intel/ipw2x00/libipw.h
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@@ -948,6 +948,7 @@ static inline int libipw_is_cck_rate(u8
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/* libipw.c */
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void free_libipw(struct net_device *dev, int monitor);
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struct net_device *alloc_libipw(int sizeof_priv, int monitor);
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+int libipw_change_mtu(struct net_device *dev, int new_mtu);
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void libipw_networks_age(struct libipw_device *ieee, unsigned long age_secs);
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--- a/drivers/net/wireless/intel/ipw2x00/libipw_module.c
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+++ b/drivers/net/wireless/intel/ipw2x00/libipw_module.c
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@@ -118,6 +118,15 @@ static void libipw_networks_initialize(s
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&ieee->network_free_list);
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}
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+int libipw_change_mtu(struct net_device *dev, int new_mtu)
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+{
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+ if ((new_mtu < 68) || (new_mtu > LIBIPW_DATA_LEN))
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+ return -EINVAL;
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+ dev->mtu = new_mtu;
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+ return 0;
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+}
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+EXPORT_SYMBOL(libipw_change_mtu);
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+
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struct net_device *alloc_libipw(int sizeof_priv, int monitor)
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{
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struct libipw_device *ieee;
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--- a/drivers/net/wireless/intersil/hostap/hostap_main.c
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+++ b/drivers/net/wireless/intersil/hostap/hostap_main.c
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@@ -765,6 +765,16 @@ static void hostap_set_multicast_list(st
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}
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+static int prism2_change_mtu(struct net_device *dev, int new_mtu)
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+{
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+ if (new_mtu < PRISM2_MIN_MTU || new_mtu > PRISM2_MAX_MTU)
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+ return -EINVAL;
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+
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+ dev->mtu = new_mtu;
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+ return 0;
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+}
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+
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+
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static void prism2_tx_timeout(struct net_device *dev)
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{
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struct hostap_interface *iface;
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@@ -803,6 +813,7 @@ static const struct net_device_ops hosta
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.ndo_do_ioctl = hostap_ioctl,
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.ndo_set_mac_address = prism2_set_mac_address,
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.ndo_set_rx_mode = hostap_set_multicast_list,
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+ .ndo_change_mtu = prism2_change_mtu,
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.ndo_tx_timeout = prism2_tx_timeout,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -815,6 +826,7 @@ static const struct net_device_ops hosta
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.ndo_do_ioctl = hostap_ioctl,
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.ndo_set_mac_address = prism2_set_mac_address,
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.ndo_set_rx_mode = hostap_set_multicast_list,
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+ .ndo_change_mtu = prism2_change_mtu,
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.ndo_tx_timeout = prism2_tx_timeout,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -827,6 +839,7 @@ static const struct net_device_ops hosta
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.ndo_do_ioctl = hostap_ioctl,
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.ndo_set_mac_address = prism2_set_mac_address,
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.ndo_set_rx_mode = hostap_set_multicast_list,
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+ .ndo_change_mtu = prism2_change_mtu,
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.ndo_tx_timeout = prism2_tx_timeout,
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.ndo_validate_addr = eth_validate_addr,
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};
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@@ -838,8 +851,6 @@ void hostap_setup_dev(struct net_device
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iface = netdev_priv(dev);
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ether_setup(dev);
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- dev->min_mtu = PRISM2_MIN_MTU;
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- dev->max_mtu = PRISM2_MAX_MTU;
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dev->priv_flags &= ~IFF_TX_SKB_SHARING;
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/* kernel callbacks */
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--- a/drivers/net/wireless/intersil/orinoco/main.c
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+++ b/drivers/net/wireless/intersil/orinoco/main.c
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@@ -322,6 +322,9 @@ int orinoco_change_mtu(struct net_device
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{
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struct orinoco_private *priv = ndev_priv(dev);
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+ if ((new_mtu < ORINOCO_MIN_MTU) || (new_mtu > ORINOCO_MAX_MTU))
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+ return -EINVAL;
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+
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/* MTU + encapsulation + header length */
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if ((new_mtu + ENCAPS_OVERHEAD + sizeof(struct ieee80211_hdr)) >
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(priv->nicbuf_size - ETH_HLEN))
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@@ -2285,9 +2288,6 @@ int orinoco_if_add(struct orinoco_privat
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dev->base_addr = base_addr;
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dev->irq = irq;
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- dev->min_mtu = ORINOCO_MIN_MTU;
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- dev->max_mtu = ORINOCO_MAX_MTU;
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-
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SET_NETDEV_DEV(dev, priv->dev);
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ret = register_netdev(dev);
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if (ret)
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