diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/core/rtnetlink.c | 3 | ||||
-rw-r--r-- | net/mac80211/agg-rx.c | 11 | ||||
-rw-r--r-- | net/mac80211/key.c | 6 | ||||
-rw-r--r-- | net/mac80211/rx.c | 4 | ||||
-rw-r--r-- | net/mac80211/tx.c | 6 | ||||
-rw-r--r-- | net/wireless/reg.c | 13 |
6 files changed, 27 insertions, 16 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index f78d821bd93..29d7bce933f 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1546,6 +1546,9 @@ replay: snprintf(ifname, IFNAMSIZ, "%s%%d", ops->kind); dest_net = rtnl_link_get_net(net, tb); + if (IS_ERR(dest_net)) + return PTR_ERR(dest_net); + dev = rtnl_create_link(net, dest_net, ifname, ops, tb); if (IS_ERR(dev)) diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index 965b272499f..2f6903e48dd 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -172,8 +172,6 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, struct ieee80211_mgmt *mgmt, size_t len) { - struct ieee80211_hw *hw = &local->hw; - struct ieee80211_conf *conf = &hw->conf; struct tid_ampdu_rx *tid_agg_rx; u16 capab, tid, timeout, ba_policy, buf_size, start_seq_num, status; u8 dialog_token; @@ -218,13 +216,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, goto end_no_lock; } /* determine default buffer size */ - if (buf_size == 0) { - struct ieee80211_supported_band *sband; - - sband = local->hw.wiphy->bands[conf->channel->band]; - buf_size = IEEE80211_MIN_AMPDU_BUF; - buf_size = buf_size << sband->ht_cap.ampdu_factor; - } + if (buf_size == 0) + buf_size = IEEE80211_MAX_AMPDU_BUF; /* examine state machine */ diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 1b9d87ed143..3f76484221a 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -323,6 +323,12 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key) if (!key) return; + /* + * Synchronize so the TX path can no longer be using + * this key before we free/remove it. + */ + synchronize_rcu(); + if (key->local) ieee80211_key_disable_hw_accel(key); diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index a09196afafa..2bec9b9dba0 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1712,11 +1712,11 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx) fwd_skb = skb_copy(skb, GFP_ATOMIC); - if (!fwd_skb && net_ratelimit()) { + if (!fwd_skb && net_ratelimit()) printk(KERN_DEBUG "%s: failed to clone mesh frame\n", sdata->name); + if (!fwd_skb) goto out; - } fwd_hdr = (struct ieee80211_hdr *) fwd_skb->data; memcpy(fwd_hdr->addr2, sdata->vif.addr, ETH_ALEN); diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index ab6355dd4ac..9d5af5dd0d9 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1694,7 +1694,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_tx_info *info; int ret = NETDEV_TX_BUSY, head_need; u16 ethertype, hdrlen, meshhdrlen = 0; __le16 fc; @@ -1984,6 +1984,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, skb_set_network_header(skb, nh_pos); skb_set_transport_header(skb, h_pos); + info = IEEE80211_SKB_CB(skb); memset(info, 0, sizeof(*info)); dev->trans_start = jiffies; @@ -2175,6 +2176,9 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, sdata = vif_to_sdata(vif); + if (!ieee80211_sdata_running(sdata)) + goto out; + if (tim_offset) *tim_offset = 0; if (tim_length) diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 39890ef8210..edccc093e71 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -723,7 +723,9 @@ EXPORT_SYMBOL(freq_reg_info); * on the wiphy with the target_bw specified. Then we can simply use * that below for the desired_bw_khz below. */ -static void handle_channel(struct wiphy *wiphy, enum ieee80211_band band, +static void handle_channel(struct wiphy *wiphy, + enum nl80211_reg_initiator initiator, + enum ieee80211_band band, unsigned int chan_idx) { int r; @@ -787,7 +789,9 @@ static void handle_channel(struct wiphy *wiphy, enum ieee80211_band band, chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp); } -static void handle_band(struct wiphy *wiphy, enum ieee80211_band band) +static void handle_band(struct wiphy *wiphy, + enum ieee80211_band band, + enum nl80211_reg_initiator initiator) { unsigned int i; struct ieee80211_supported_band *sband; @@ -796,7 +800,7 @@ static void handle_band(struct wiphy *wiphy, enum ieee80211_band band) sband = wiphy->bands[band]; for (i = 0; i < sband->n_channels; i++) - handle_channel(wiphy, band, i); + handle_channel(wiphy, initiator, band, i); } static bool ignore_reg_update(struct wiphy *wiphy, @@ -812,6 +816,7 @@ static bool ignore_reg_update(struct wiphy *wiphy, * desired regulatory domain set */ if (wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY && !wiphy->regd && + initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE && !is_world_regdom(last_request->alpha2)) return true; return false; @@ -1033,7 +1038,7 @@ void wiphy_update_regulatory(struct wiphy *wiphy, goto out; for (band = 0; band < IEEE80211_NUM_BANDS; band++) { if (wiphy->bands[band]) - handle_band(wiphy, band); + handle_band(wiphy, band, initiator); } out: reg_process_beacons(wiphy); |