diff options
| author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-22 21:26:58 +0200 |
|---|---|---|
| committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-22 21:26:58 +0200 |
| commit | 786208aedd8f75b0720e36b2ca66b3a411417301 (patch) | |
| tree | e6e902ab383ca94842c8691a9e28e1a6aefc5695 /net/mac80211 | |
| parent | b99374450c03bf5081b88995d91d34fb9b2fd040 (diff) | |
| download | kernel_samsung_smdk4412-786208aedd8f75b0720e36b2ca66b3a411417301.zip kernel_samsung_smdk4412-786208aedd8f75b0720e36b2ca66b3a411417301.tar.gz kernel_samsung_smdk4412-786208aedd8f75b0720e36b2ca66b3a411417301.tar.bz2 | |
merged 3.0.101 tag
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/iface.c | 9 | ||||
| -rw-r--r-- | net/mac80211/rx.c | 10 |
2 files changed, 17 insertions, 2 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 65f3764c..bd1ef84 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1242,6 +1242,15 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local) ASSERT_RTNL(); + /* + * Close all AP_VLAN interfaces first, as otherwise they + * might be closed while the AP interface they belong to + * is closed, causing unregister_netdevice_many() to crash. + */ + list_for_each_entry(sdata, &local->interfaces, list) + if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + dev_close(sdata->dev); + mutex_lock(&local->iflist_mtx); list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) { list_del(&sdata->list); diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 785b6e9..10e8842 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -810,8 +810,14 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx) struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); - /* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */ - if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) { + /* + * Drop duplicate 802.11 retransmissions + * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery") + */ + if (rx->skb->len >= 24 && rx->sta && + !ieee80211_is_ctl(hdr->frame_control) && + !ieee80211_is_qos_nullfunc(hdr->frame_control) && + !is_multicast_ether_addr(hdr->addr1)) { if (unlikely(ieee80211_has_retry(hdr->frame_control) && rx->sta->last_seq_ctrl[rx->queue] == hdr->seq_ctrl)) { |