diff options
| author | Chaitanya <chaitanyatk@posedge.com> | 2012-12-21 15:45:17 +0400 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-01-03 16:00:01 +0400 |
| commit | 09b1426e7fcec510aba55a761da5004e47a11ce3 (patch) | |
| tree | de82b4ae0b9d0f10488dbe46bfdbc50fb5fc12e4 /net | |
| parent | 826262c3d23743cb032a9e1a65a0f9be75091a5e (diff) | |
| download | linux-09b1426e7fcec510aba55a761da5004e47a11ce3.tar.xz | |
mac80211: fix maximum MTU
The maximum MTU shouldn't take the headers into account,
the maximum MSDU size is exactly the maximum MTU.
Signed-off-by: T Krishna Chaitanya <chaitanyatk@posedge.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/iface.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 0f2a9f987f79..8be854e86cd9 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -207,17 +207,8 @@ void ieee80211_recalc_idle(struct ieee80211_local *local) static int ieee80211_change_mtu(struct net_device *dev, int new_mtu) { - int meshhdrlen; - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - meshhdrlen = (sdata->vif.type == NL80211_IFTYPE_MESH_POINT) ? 5 : 0; - - /* FIX: what would be proper limits for MTU? - * This interface uses 802.3 frames. */ - if (new_mtu < 256 || - new_mtu > IEEE80211_MAX_DATA_LEN - 24 - 6 - meshhdrlen) { + if (new_mtu < 256 || new_mtu > IEEE80211_MAX_DATA_LEN) return -EINVAL; - } dev->mtu = new_mtu; return 0; |