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authorJarod Wilson <jarod@redhat.com>2016-10-20 20:55:18 +0300
committerDavid S. Miller <davem@davemloft.net>2016-10-20 21:51:08 +0300
commit9c22b4a34eddbaa5b5243c8cd27e31aa36e676e1 (patch)
tree5b7a93ac7d007a60e22f3c01ce52374f046b7826 /drivers/net/wireless/cisco
parentf77f0aee4da4beff5042b49913e856539f23adff (diff)
downloadlinux-9c22b4a34eddbaa5b5243c8cd27e31aa36e676e1.tar.xz
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 'drivers/net/wireless/cisco')
-rw-r--r--drivers/net/wireless/cisco/airo.c14
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/net/wireless/cisco/airo.c b/drivers/net/wireless/cisco/airo.c
index 69b826d229c5..4b040451a9b8 100644
--- a/drivers/net/wireless/cisco/airo.c
+++ b/drivers/net/wireless/cisco/airo.c
@@ -2329,14 +2329,6 @@ static int airo_set_mac_address(struct net_device *dev, void *p)
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)
@@ -2656,7 +2648,6 @@ static const struct net_device_ops airo11_netdev_ops = {
.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)
@@ -2668,6 +2659,8 @@ static void wifi_setup(struct net_device *dev)
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;
@@ -2754,7 +2747,6 @@ static const struct net_device_ops airo_netdev_ops = {
.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,
};
@@ -2766,7 +2758,6 @@ static const struct net_device_ops mpi_netdev_ops = {
.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,
};
@@ -2822,6 +2813,7 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
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);