diff options
| author | Jarod Wilson <jarod@redhat.com> | 2016-10-20 13:55:18 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-10-20 14:51:08 -0400 |
| commit | 9c22b4a34eddbaa5b5243c8cd27e31aa36e676e1 (patch) | |
| tree | 5b7a93ac7d007a60e22f3c01ce52374f046b7826 /net | |
| parent | f77f0aee4da4beff5042b49913e856539f23adff (diff) | |
| download | linux-9c22b4a34eddbaa5b5243c8cd27e31aa36e676e1.tar.gz | |
net: use core MTU range checking in wireless drivers
- set max_mtu in wil6210 driver - set max_mtu in atmel driver - set min/max_mtu in cisco airo driver, remove airo_change_mtu - set min/max_mtu in ipw2100/ipw2200 drivers, remove libipw_change_mtu - set min/max_mtu in p80211netdev, remove wlan_change_mtu - set min/max_mtu in net/mac80211/iface.c and remove ieee80211_change_mtu - set min/max_mtu in wimax/i2400m and remove i2400m_change_mtu - set min/max_mtu in intersil/hostap and remove prism2_change_mtu - set min/max_mtu in intersil/orinoco - set min/max_mtu in tty/n_gsm and remove gsm_change_mtu CC: netdev@vger.kernel.org CC: linux-wireless@vger.kernel.org CC: Maya Erez <qca_merez@qca.qualcomm.com> CC: Simon Kelley <simon@thekelleys.org.uk> CC: Stanislav Yakovlev <stas.yakovlev@gmail.com> CC: Johannes Berg <johannes@sipsolutions.net> CC: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> Signed-off-by: Jarod Wilson <jarod@redhat.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/iface.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 638ec0759078..73e6a8fd2845 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -150,15 +150,6 @@ void ieee80211_recalc_idle(struct ieee80211_local *local) 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) { @@ -1166,7 +1157,6 @@ static const struct net_device_ops ieee80211_dataif_ops = { .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, @@ -1200,7 +1190,6 @@ static const struct net_device_ops ieee80211_monitorif_ops = { .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, @@ -1884,6 +1873,10 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, 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); |