diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2013-03-26 15:17:18 +0100 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-04-16 15:29:45 +0200 |
| commit | 1b3a2e494bc793445f576c5476e9767cf7621684 (patch) | |
| tree | 0a42b6e5a98e1e6a686c500661db79ae092f336d /net/mac80211/rx.c | |
| parent | 85220d71bf3ca1ba9129e0744247ae5f61bec559 (diff) | |
| download | lwn-1b3a2e494bc793445f576c5476e9767cf7621684.tar.gz lwn-1b3a2e494bc793445f576c5476e9767cf7621684.zip | |
mac80211: handle extended channel switch announcement
Handle the (public) extended channel switch announcement
action frames. Parts of the data in these frames isn't
really in IEs, but put it into the elems struct anyway
to simplify the handling.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/rx.c')
| -rw-r--r-- | net/mac80211/rx.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index e9825f15c14c..643fcf7c9dcd 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2424,6 +2424,22 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) } break; + case WLAN_CATEGORY_PUBLIC: + if (len < IEEE80211_MIN_ACTION_SIZE + 1) + goto invalid; + if (sdata->vif.type != NL80211_IFTYPE_STATION) + break; + if (!rx->sta) + break; + if (!ether_addr_equal(mgmt->bssid, sdata->u.mgd.bssid)) + break; + if (mgmt->u.action.u.ext_chan_switch.action_code != + WLAN_PUB_ACTION_EXT_CHANSW_ANN) + break; + if (len < offsetof(struct ieee80211_mgmt, + u.action.u.ext_chan_switch.variable)) + goto invalid; + goto queue; case WLAN_CATEGORY_VHT: if (sdata->vif.type != NL80211_IFTYPE_STATION && sdata->vif.type != NL80211_IFTYPE_MESH_POINT && |