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authorDavid S. Miller <davem@davemloft.net>2009-12-05 00:25:15 +0300
committerDavid S. Miller <davem@davemloft.net>2009-12-05 00:25:15 +0300
commit8f56874bd7e8bee73ed6a1cf80dcec2753616262 (patch)
treeaebd15dea662ef5efd89402b8fd92fec540a98eb /net
parent47e1c323069bcef0acb8a2b48921688573f5ca63 (diff)
parent159bcfeb9123c91f0dc885a42b6387a98192f896 (diff)
downloadlinux-8f56874bd7e8bee73ed6a1cf80dcec2753616262.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/driver-trace.h26
-rw-r--r--net/mac80211/ieee80211_i.h4
-rw-r--r--net/mac80211/iface.c14
-rw-r--r--net/mac80211/rx.c589
-rw-r--r--net/mac80211/status.c6
-rw-r--r--net/wireless/core.c12
-rw-r--r--net/wireless/core.h2
-rw-r--r--net/wireless/ibss.c2
-rw-r--r--net/wireless/nl80211.c120
-rw-r--r--net/wireless/reg.c6
-rw-r--r--net/wireless/scan.c2
-rw-r--r--net/wireless/sme.c6
-rw-r--r--net/wireless/wext-compat.c42
-rw-r--r--net/wireless/wext-core.c3
14 files changed, 526 insertions, 308 deletions
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index b8fef1d11369..ee94ea0c67e9 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -131,17 +131,35 @@ TRACE_EVENT(drv_config,
LOCAL_ENTRY
__field(u32, changed)
__field(int, ret)
+ __field(u32, flags)
+ __field(int, power_level)
+ __field(int, dynamic_ps_timeout)
+ __field(int, max_sleep_period)
+ __field(u16, listen_interval)
+ __field(u8, long_frame_max_tx_count)
+ __field(u8, short_frame_max_tx_count)
+ __field(int, center_freq)
+ __field(int, channel_type)
),
TP_fast_assign(
LOCAL_ASSIGN;
__entry->changed = changed;
__entry->ret = ret;
+ __entry->flags = local->hw.conf.flags;
+ __entry->power_level = local->hw.conf.power_level;
+ __entry->dynamic_ps_timeout = local->hw.conf.dynamic_ps_timeout;
+ __entry->max_sleep_period = local->hw.conf.max_sleep_period;
+ __entry->listen_interval = local->hw.conf.listen_interval;
+ __entry->long_frame_max_tx_count = local->hw.conf.long_frame_max_tx_count;
+ __entry->short_frame_max_tx_count = local->hw.conf.short_frame_max_tx_count;
+ __entry->center_freq = local->hw.conf.channel->center_freq;
+ __entry->channel_type = local->hw.conf.channel_type;
),
TP_printk(
- LOCAL_PR_FMT " ch:%#x ret:%d",
- LOCAL_PR_ARG, __entry->changed, __entry->ret
+ LOCAL_PR_FMT " ch:%#x freq:%d ret:%d",
+ LOCAL_PR_ARG, __entry->changed, __entry->center_freq, __entry->ret
)
);
@@ -167,6 +185,8 @@ TRACE_EVENT(drv_bss_info_changed,
__field(u64, timestamp)
__field(u32, basic_rates)
__field(u32, changed)
+ __field(bool, enable_beacon)
+ __field(u16, ht_operation_mode)
),
TP_fast_assign(
@@ -183,6 +203,8 @@ TRACE_EVENT(drv_bss_info_changed,
__entry->assoc_cap = info->assoc_capability;
__entry->timestamp = info->timestamp;
__entry->basic_rates = info->basic_rates;
+ __entry->enable_beacon = info->enable_beacon;
+ __entry->ht_operation_mode = info->ht_operation_mode;
),
TP_printk(
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 039affa7c871..419f186cfcf0 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -163,8 +163,8 @@ typedef unsigned __bitwise__ ieee80211_rx_result;
/* frame is destined to interface currently processed (incl. multicast frames) */
#define IEEE80211_RX_RA_MATCH BIT(1)
#define IEEE80211_RX_AMSDU BIT(2)
-#define IEEE80211_RX_CMNTR_REPORTED BIT(3)
-#define IEEE80211_RX_FRAGMENTED BIT(4)
+#define IEEE80211_RX_FRAGMENTED BIT(3)
+/* only add flags here that do not change with subframes of an aMPDU */
struct ieee80211_rx_data {
struct sk_buff *skb;
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 1bf12a26b45e..80c16f6e2af6 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -860,22 +860,18 @@ void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata)
void ieee80211_remove_interfaces(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata, *tmp;
+ LIST_HEAD(unreg_list);
ASSERT_RTNL();
+ mutex_lock(&local->iflist_mtx);
list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) {
- /*
- * we cannot hold the iflist_mtx across unregister_netdevice,
- * but we only need to hold it for list modifications to lock
- * out readers since we're under the RTNL here as all other
- * writers.
- */
- mutex_lock(&local->iflist_mtx);
list_del(&sdata->list);
- mutex_unlock(&local->iflist_mtx);
- unregister_netdevice(sdata->dev);
+ unregister_netdevice_queue(sdata->dev, &unreg_list);
}
+ mutex_unlock(&local->iflist_mtx);
+ unregister_netdevice_many(&unreg_list);
}
static u32 ieee80211_idle_off(struct ieee80211_local *local,
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index beecf50fbd10..4ed60ae81b99 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -27,10 +27,6 @@
#include "tkip.h"
#include "wme.h"
-static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- u16 head_seq_num);
-
/*
* monitor mode reception
*
@@ -534,6 +530,242 @@ ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx)
return RX_CONTINUE;
}
+#define SEQ_MODULO 0x1000
+#define SEQ_MASK 0xfff
+
+static inline int seq_less(u16 sq1, u16 sq2)
+{
+ return ((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1);
+}
+
+static inline u16 seq_inc(u16 sq)
+{
+ return (sq + 1) & SEQ_MASK;
+}
+
+static inline u16 seq_sub(u16 sq1, u16 sq2)
+{
+ return (sq1 - sq2) & SEQ_MASK;
+}
+
+
+static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
+ struct tid_ampdu_rx *tid_agg_rx,
+ int index,
+ struct sk_buff_head *frames)
+{
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_rate *rate = NULL;
+ struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
+ struct ieee80211_rx_status *status;
+
+ if (!skb)
+ goto no_frame;
+
+ status = IEEE80211_SKB_RXCB(skb);
+
+ /* release the reordered frames to stack */
+ sband = hw->wiphy->bands[status->band];
+ if (!(status->flag & RX_FLAG_HT))
+ rate = &sband->bitrates[status->rate_idx];
+ tid_agg_rx->stored_mpdu_num--;
+ tid_agg_rx->reorder_buf[index] = NULL;
+ skb_queue_tail(frames, skb);
+
+no_frame:
+ tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
+}
+
+static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
+ struct tid_ampdu_rx *tid_agg_rx,
+ u16 head_seq_num,
+ struct sk_buff_head *frames)
+{
+ int index;
+
+ while (seq_less(tid_agg_rx->head_seq_num, head_seq_num)) {
+ index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
+ tid_agg_rx->buf_size;
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, index, frames);
+ }
+}
+
+/*
+ * Timeout (in jiffies) for skb's that are waiting in the RX reorder buffer. If
+ * the skb was added to the buffer longer than this time ago, the earlier
+ * frames that have not yet been received are assumed to be lost and the skb
+ * can be released for processing. This may also release other skb's from the
+ * reorder buffer if there are no additional gaps between the frames.
+ */
+#define HT_RX_REORDER_BUF_TIMEOUT (HZ / 10)
+
+/*
+ * As this function belongs to the RX path it must be under
+ * rcu_read_lock protection. It returns false if the frame
+ * can be processed immediately, true if it was consumed.
+ */
+static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
+ struct tid_ampdu_rx *tid_agg_rx,
+ struct sk_buff *skb,
+ struct sk_buff_head *frames)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ u16 sc = le16_to_cpu(hdr->seq_ctrl);
+ u16 mpdu_seq_num = (sc & IEEE80211_SCTL_SEQ) >> 4;
+ u16 head_seq_num, buf_size;
+ int index;
+
+ buf_size = tid_agg_rx->buf_size;
+ head_seq_num = tid_agg_rx->head_seq_num;
+
+ /* frame with out of date sequence number */
+ if (seq_less(mpdu_seq_num, head_seq_num)) {
+ dev_kfree_skb(skb);
+ return true;
+ }
+
+ /*
+ * If frame the sequence number exceeds our buffering window
+ * size release some previous frames to make room for this one.
+ */
+ if (!seq_less(mpdu_seq_num, head_seq_num + buf_size)) {
+ head_seq_num = seq_inc(seq_sub(mpdu_seq_num, buf_size));
+ /* release stored frames up to new head to stack */
+ ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num,
+ frames);
+ }
+
+ /* Now the new frame is always in the range of the reordering buffer */
+
+ index = seq_sub(mpdu_seq_num, tid_agg_rx->ssn) % tid_agg_rx->buf_size;
+
+ /* check if we already stored this frame */
+ if (tid_agg_rx->reorder_buf[index]) {
+ dev_kfree_skb(skb);
+ return true;
+ }
+
+ /*
+ * If the current MPDU is in the right order and nothing else
+ * is stored we can process it directly, no need to buffer it.
+ */
+ if (mpdu_seq_num == tid_agg_rx->head_seq_num &&
+ tid_agg_rx->stored_mpdu_num == 0) {
+ tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
+ return false;
+ }
+
+ /* put the frame in the reordering buffer */
+ tid_agg_rx->reorder_buf[index] = skb;
+ tid_agg_rx->reorder_time[index] = jiffies;
+ tid_agg_rx->stored_mpdu_num++;
+ /* release the buffer until next missing frame */
+ index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
+ tid_agg_rx->buf_size;
+ if (!tid_agg_rx->reorder_buf[index] &&
+ tid_agg_rx->stored_mpdu_num > 1) {
+ /*
+ * No buffers ready to be released, but check whether any
+ * frames in the reorder buffer have timed out.
+ */
+ int j;
+ int skipped = 1;
+ for (j = (index + 1) % tid_agg_rx->buf_size; j != index;
+ j = (j + 1) % tid_agg_rx->buf_size) {
+ if (!tid_agg_rx->reorder_buf[j]) {
+ skipped++;
+ continue;
+ }
+ if (!time_after(jiffies, tid_agg_rx->reorder_time[j] +
+ HT_RX_REORDER_BUF_TIMEOUT))
+ break;
+
+#ifdef CONFIG_MAC80211_HT_DEBUG
+ if (net_ratelimit())
+ printk(KERN_DEBUG "%s: release an RX reorder "
+ "frame due to timeout on earlier "
+ "frames\n",
+ wiphy_name(hw->wiphy));
+#endif
+ ieee80211_release_reorder_frame(hw, tid_agg_rx,
+ j, frames);
+
+ /*
+ * Increment the head seq# also for the skipped slots.
+ */
+ tid_agg_rx->head_seq_num =
+ (tid_agg_rx->head_seq_num + skipped) & SEQ_MASK;
+ skipped = 0;
+ }
+ } else while (tid_agg_rx->reorder_buf[index]) {
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, index, frames);
+ index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
+ tid_agg_rx->buf_size;
+ }
+
+ return true;
+}
+
+/*
+ * Reorder MPDUs from A-MPDUs, keeping them on a buffer. Returns
+ * true if the MPDU was buffered, false if it should be processed.
+ */
+static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
+ struct sk_buff_head *frames)
+{
+ struct sk_buff *skb = rx->skb;
+ struct ieee80211_local *local = rx->local;
+ struct ieee80211_hw *hw = &local->hw;
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct sta_info *sta = rx->sta;
+ struct tid_ampdu_rx *tid_agg_rx;
+ u16 sc;
+ int tid;
+
+ if (!ieee80211_is_data_qos(hdr->frame_control))
+ goto dont_reorder;
+
+ /*
+ * filter the QoS data rx stream according to
+ * STA/TID and check if this STA/TID is on aggregation
+ */
+
+ if (!sta)
+ goto dont_reorder;
+
+ tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
+
+ if (sta->ampdu_mlme.tid_state_rx[tid] != HT_AGG_STATE_OPERATIONAL)
+ goto dont_reorder;
+
+ tid_agg_rx = sta->ampdu_mlme.tid_rx[tid];
+
+ /* qos null data frames are excluded */
+ if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))
+ goto dont_reorder;
+
+ /* new, potentially un-ordered, ampdu frame - process it */
+
+ /* reset session timer */
+ if (tid_agg_rx->timeout)
+ mod_timer(&tid_agg_rx->session_timer,
+ TU_TO_EXP_TIME(tid_agg_rx->timeout));
+
+ /* if this mpdu is fragmented - terminate rx aggregation session */
+ sc = le16_to_cpu(hdr->seq_ctrl);
+ if (sc & IEEE80211_SCTL_FRAG) {
+ ieee80211_sta_stop_rx_ba_session(sta->sdata, sta->sta.addr,
+ tid, 0, WLAN_REASON_QSTA_REQUIRE_SETUP);
+ dev_kfree_skb(skb);
+ return;
+ }
+
+ if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, frames))
+ return;
+
+ dont_reorder:
+ __skb_queue_tail(frames, skb);
+}
static ieee80211_rx_result debug_noinline
ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
@@ -637,6 +869,9 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
if (!(rx->flags & IEEE80211_RX_RA_MATCH))
return RX_CONTINUE;
+ /* start without a key */
+ rx->key = NULL;
+
if (rx->sta)
stakey = rcu_dereference(rx->sta->key);
@@ -1589,7 +1824,7 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
}
static ieee80211_rx_result debug_noinline
-ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
+ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
{
struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
@@ -1619,7 +1854,8 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
TU_TO_EXP_TIME(tid_agg_rx->timeout));
/* release stored frames up to start of BAR */
- ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num);
+ ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num,
+ frames);
kfree_skb(skb);
return RX_QUEUED;
}
@@ -1868,7 +2104,7 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx,
struct net_device *prev_dev = NULL;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
- if (rx->flags & IEEE80211_RX_CMNTR_REPORTED)
+ if (status->flag & RX_FLAG_INTERNAL_CMTR)
goto out_free_skb;
if (skb_headroom(skb) < sizeof(*rthdr) &&
@@ -1929,7 +2165,7 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx,
} else
goto out_free_skb;
- rx->flags |= IEEE80211_RX_CMNTR_REPORTED;
+ status->flag |= RX_FLAG_INTERNAL_CMTR;
return;
out_free_skb:
@@ -1942,8 +2178,11 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb,
struct ieee80211_rate *rate)
{
+ struct sk_buff_head reorder_release;
ieee80211_rx_result res = RX_DROP_MONITOR;
+ __skb_queue_head_init(&reorder_release);
+
rx->skb = skb;
rx->sdata = sdata;
@@ -1951,50 +2190,72 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
do { \
res = rxh(rx); \
if (res != RX_CONTINUE) \
- goto rxh_done; \
+ goto rxh_next; \
} while (0);
+ /*
+ * NB: the rxh_next label works even if we jump
+ * to it from here because then the list will
+ * be empty, which is a trivial check
+ */
CALL_RXH(ieee80211_rx_h_passive_scan)
CALL_RXH(ieee80211_rx_h_check)
- CALL_RXH(ieee80211_rx_h_decrypt)
- CALL_RXH(ieee80211_rx_h_check_more_data)
- CALL_RXH(ieee80211_rx_h_sta_process)
- CALL_RXH(ieee80211_rx_h_defragment)
- CALL_RXH(ieee80211_rx_h_ps_poll)
- CALL_RXH(ieee80211_rx_h_michael_mic_verify)
- /* must be after MMIC verify so header is counted in MPDU mic */
- CALL_RXH(ieee80211_rx_h_remove_qos_control)
- CALL_RXH(ieee80211_rx_h_amsdu)
+
+ ieee80211_rx_reorder_ampdu(rx, &reorder_release);
+
+ while ((skb = __skb_dequeue(&reorder_release))) {
+ /*
+ * all the other fields are valid across frames
+ * that belong to an aMPDU since they are on the
+ * same TID from the same station
+ */
+ rx->skb = skb;
+
+ CALL_RXH(ieee80211_rx_h_decrypt)
+ CALL_RXH(ieee80211_rx_h_check_more_data)
+ CALL_RXH(ieee80211_rx_h_sta_process)
+ CALL_RXH(ieee80211_rx_h_defragment)
+ CALL_RXH(ieee80211_rx_h_ps_poll)
+ CALL_RXH(ieee80211_rx_h_michael_mic_verify)
+ /* must be after MMIC verify so header is counted in MPDU mic */
+ CALL_RXH(ieee80211_rx_h_remove_qos_control)
+ CALL_RXH(ieee80211_rx_h_amsdu)
#ifdef CONFIG_MAC80211_MESH
- if (ieee80211_vif_is_mesh(&sdata->vif))
- CALL_RXH(ieee80211_rx_h_mesh_fwding);
+ if (ieee80211_vif_is_mesh(&sdata->vif))
+ CALL_RXH(ieee80211_rx_h_mesh_fwding);
#endif
- CALL_RXH(ieee80211_rx_h_data)
- CALL_RXH(ieee80211_rx_h_ctrl)
- CALL_RXH(ieee80211_rx_h_action)
- CALL_RXH(ieee80211_rx_h_mgmt)
+ CALL_RXH(ieee80211_rx_h_data)
+
+ /* special treatment -- needs the queue */
+ res = ieee80211_rx_h_ctrl(rx, &reorder_release);
+ if (res != RX_CONTINUE)
+ goto rxh_next;
+
+ CALL_RXH(ieee80211_rx_h_action)
+ CALL_RXH(ieee80211_rx_h_mgmt)
#undef CALL_RXH
- rxh_done:
- switch (res) {
- case RX_DROP_MONITOR:
- I802_DEBUG_INC(sdata->local->rx_handlers_drop);
- if (rx->sta)
- rx->sta->rx_dropped++;
- /* fall through */
- case RX_CONTINUE:
- ieee80211_rx_cooked_monitor(rx, rate);
- break;
- case RX_DROP_UNUSABLE:
- I802_DEBUG_INC(sdata->local->rx_handlers_drop);
- if (rx->sta)
- rx->sta->rx_dropped++;
- dev_kfree_skb(rx->skb);
- break;
- case RX_QUEUED:
- I802_DEBUG_INC(sdata->local->rx_handlers_queued);
- break;
+ rxh_next:
+ switch (res) {
+ case RX_DROP_MONITOR:
+ I802_DEBUG_INC(sdata->local->rx_handlers_drop);
+ if (rx->sta)
+ rx->sta->rx_dropped++;
+ /* fall through */
+ case RX_CONTINUE:
+ ieee80211_rx_cooked_monitor(rx, rate);
+ break;
+ case RX_DROP_UNUSABLE:
+ I802_DEBUG_INC(sdata->local->rx_handlers_drop);
+ if (rx->sta)
+ rx->sta->rx_dropped++;
+ dev_kfree_skb(rx->skb);
+ break;
+ case RX_QUEUED:
+ I802_DEBUG_INC(sdata->local->rx_handlers_queued);
+ break;
+ }
}
}
@@ -2187,233 +2448,6 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
dev_kfree_skb(skb);
}
-#define SEQ_MODULO 0x1000
-#define SEQ_MASK 0xfff
-
-static inline int seq_less(u16 sq1, u16 sq2)
-{
- return ((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1);
-}
-
-static inline u16 seq_inc(u16 sq)
-{
- return (sq + 1) & SEQ_MASK;
-}
-
-static inline u16 seq_sub(u16 sq1, u16 sq2)
-{
- return (sq1 - sq2) & SEQ_MASK;
-}
-
-
-static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- int index)
-{
- struct ieee80211_supported_band *sband;
- struct ieee80211_rate *rate = NULL;
- struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
- struct ieee80211_rx_status *status;
-
- if (!skb)
- goto no_frame;
-
- status = IEEE80211_SKB_RXCB(skb);
-
- /* release the reordered frames to stack */
- sband = hw->wiphy->bands[status->band];
- if (!(status->flag & RX_FLAG_HT))
- rate = &sband->bitrates[status->rate_idx];
- __ieee80211_rx_handle_packet(hw, skb, rate);
- tid_agg_rx->stored_mpdu_num--;
- tid_agg_rx->reorder_buf[index] = NULL;
-
-no_frame:
- tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
-}
-
-static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- u16 head_seq_num)
-{
- int index;
-
- while (seq_less(tid_agg_rx->head_seq_num, head_seq_num)) {
- index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
- tid_agg_rx->buf_size;
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
- }
-}
-
-/*
- * Timeout (in jiffies) for skb's that are waiting in the RX reorder buffer. If
- * the skb was added to the buffer longer than this time ago, the earlier
- * frames that have not yet been received are assumed to be lost and the skb
- * can be released for processing. This may also release other skb's from the
- * reorder buffer if there are no additional gaps between the frames.
- */
-#define HT_RX_REORDER_BUF_TIMEOUT (HZ / 10)
-
-/*
- * As this function belongs to the RX path it must be under
- * rcu_read_lock protection. It returns false if the frame
- * can be processed immediately, true if it was consumed.
- */
-static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff *skb)
-{
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- u16 sc = le16_to_cpu(hdr->seq_ctrl);
- u16 mpdu_seq_num = (sc & IEEE80211_SCTL_SEQ) >> 4;
- u16 head_seq_num, buf_size;
- int index;
-
- buf_size = tid_agg_rx->buf_size;
- head_seq_num = tid_agg_rx->head_seq_num;
-
- /* frame with out of date sequence number */
- if (seq_less(mpdu_seq_num, head_seq_num)) {
- dev_kfree_skb(skb);
- return true;
- }
-
- /*
- * If frame the sequence number exceeds our buffering window
- * size release some previous frames to make room for this one.
- */
- if (!seq_less(mpdu_seq_num, head_seq_num + buf_size)) {
- head_seq_num = seq_inc(seq_sub(mpdu_seq_num, buf_size));
- /* release stored frames up to new head to stack */
- ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num);
- }
-
- /* Now the new frame is always in the range of the reordering buffer */
-
- index = seq_sub(mpdu_seq_num, tid_agg_rx->ssn) % tid_agg_rx->buf_size;
-
- /* check if we already stored this frame */
- if (tid_agg_rx->reorder_buf[index]) {
- dev_kfree_skb(skb);
- return true;
- }
-
- /*
- * If the current MPDU is in the right order and nothing else
- * is stored we can process it directly, no need to buffer it.
- */
- if (mpdu_seq_num == tid_agg_rx->head_seq_num &&
- tid_agg_rx->stored_mpdu_num == 0) {
- tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
- return false;
- }
-
- /* put the frame in the reordering buffer */
- tid_agg_rx->reorder_buf[index] = skb;
- tid_agg_rx->reorder_time[index] = jiffies;
- tid_agg_rx->stored_mpdu_num++;
- /* release the buffer until next missing frame */
- index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
- tid_agg_rx->buf_size;
- if (!tid_agg_rx->reorder_buf[index] &&
- tid_agg_rx->stored_mpdu_num > 1) {
- /*
- * No buffers ready to be released, but check whether any
- * frames in the reorder buffer have timed out.
- */
- int j;
- int skipped = 1;
- for (j = (index + 1) % tid_agg_rx->buf_size; j != index;
- j = (j + 1) % tid_agg_rx->buf_size) {
- if (!tid_agg_rx->reorder_buf[j]) {
- skipped++;
- continue;
- }
- if (!time_after(jiffies, tid_agg_rx->reorder_time[j] +
- HT_RX_REORDER_BUF_TIMEOUT))
- break;
-
-#ifdef CONFIG_MAC80211_HT_DEBUG
- if (net_ratelimit())
- printk(KERN_DEBUG "%s: release an RX reorder "
- "frame due to timeout on earlier "
- "frames\n",
- wiphy_name(hw->wiphy));
-#endif
- ieee80211_release_reorder_frame(hw, tid_agg_rx, j);
-
- /*
- * Increment the head seq# also for the skipped slots.
- */
- tid_agg_rx->head_seq_num =
- (tid_agg_rx->head_seq_num + skipped) & SEQ_MASK;
- skipped = 0;
- }
- } else while (tid_agg_rx->reorder_buf[index]) {
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
- index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
- tid_agg_rx->buf_size;
- }
-
- return true;
-}
-
-/*
- * Reorder MPDUs from A-MPDUs, keeping them on a buffer. Returns
- * true if the MPDU was buffered, false if it should be processed.
- */
-static bool ieee80211_rx_reorder_ampdu(struct ieee80211_local *local,
- struct sk_buff *skb)
-{
- struct ieee80211_hw *hw = &local->hw;
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- struct sta_info *sta;
- struct tid_ampdu_rx *tid_agg_rx;
- u16 sc;
- int tid;
-
- if (!ieee80211_is_data_qos(hdr->frame_control))
- return false;
-
- /*
- * filter the QoS data rx stream according to
- * STA/TID and check if this STA/TID is on aggregation
- */
-
- sta = sta_info_get(local, hdr->addr2);
- if (!sta)
- return false;
-
- tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
-
- if (sta->ampdu_mlme.tid_state_rx[tid] != HT_AGG_STATE_OPERATIONAL)
- return false;
-
- tid_agg_rx = sta->ampdu_mlme.tid_rx[tid];
-
- /* qos null data frames are excluded */
- if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))
- return false;
-
- /* new, potentially un-ordered, ampdu frame - process it */
-
- /* reset session timer */
- if (tid_agg_rx->timeout)
- mod_timer(&tid_agg_rx->session_timer,
- TU_TO_EXP_TIME(tid_agg_rx->timeout));
-
- /* if this mpdu is fragmented - terminate rx aggregation session */
- sc = le16_to_cpu(hdr->seq_ctrl);
- if (sc & IEEE80211_SCTL_FRAG) {
- ieee80211_sta_stop_rx_ba_session(sta->sdata, sta->sta.addr,
- tid, 0, WLAN_REASON_QSTA_REQUIRE_SETUP);
- dev_kfree_skb(skb);
- return true;
- }
-
- return ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb);
-}
-
/*
* This is the receive path handler. It is called by a low level driver when an
* 802.11 MPDU is received from the hardware.
@@ -2495,20 +2529,7 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
return;
}
- /*
- * In theory, the block ack reordering should happen after duplicate
- * removal (ieee80211_rx_h_check(), which is an RX handler). As such,
- * the call to ieee80211_rx_reorder_ampdu() should really be moved to
- * happen as a new RX handler between ieee80211_rx_h_check and
- * ieee80211_rx_h_decrypt. This cleanup may eventually happen, but for
- * the time being, the call can be here since RX reorder buf processing
- * will implicitly skip duplicates. We could, in theory at least,
- * process frames that ieee80211_rx_h_passive_scan would drop (e.g.,
- * frames from other than operational channel), but that should not
- * happen in normal networks.
- */
- if (!ieee80211_rx_reorder_ampdu(local, skb))
- __ieee80211_rx_handle_packet(hw, skb, rate);
+ __ieee80211_rx_handle_packet(hw, skb, rate);
rcu_read_unlock();
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index 9f91fd8e6efb..d78f36c64c7b 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -148,6 +148,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
struct net_device *prev_dev = NULL;
struct sta_info *sta;
int retry_count = -1, i;
+ bool injected;
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
/* the HW cannot have attempted that rate */
@@ -297,6 +298,9 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
/* for now report the total retry_count */
rthdr->data_retries = retry_count;
+ /* Need to make a copy before skb->cb gets cleared */
+ injected = !!(info->flags & IEEE80211_TX_CTL_INJECTED);
+
/* XXX: is this sufficient for BPF? */
skb_set_mac_header(skb, 0);
skb->ip_summed = CHECKSUM_UNNECESSARY;
@@ -311,7 +315,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
continue;
if ((sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES) &&
- !(info->flags & IEEE80211_TX_CTL_INJECTED) &&
+ !injected &&
(type == IEEE80211_FTYPE_DATA))
continue;
diff --git a/net/wireless/core.c b/net/wireless/core.c
index fe6f402a22af..c2a2c563d21a 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -45,6 +45,9 @@ DEFINE_MUTEX(cfg80211_mutex);
/* for debugfs */
static struct dentry *ieee80211_debugfs_dir;
+/* for the cleanup, scan and event works */
+struct workqueue_struct *cfg80211_wq;
+
/* requires cfg80211_mutex to be held! */
struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx)
{
@@ -727,7 +730,7 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb,
break;
case NETDEV_DOWN:
dev_hold(dev);
- schedule_work(&wdev->cleanup_work);
+ queue_work(cfg80211_wq, &wdev->cleanup_work);
break;
case NETDEV_UP:
/*
@@ -845,8 +848,14 @@ static int __init cfg80211_init(void)
if (err)
goto out_fail_reg;
+ cfg80211_wq = create_singlethread_workqueue("cfg80211");
+ if (!cfg80211_wq)
+ goto out_fail_wq;
+
return 0;
+out_fail_wq:
+ regulatory_exit();
out_fail_reg:
debugfs_remove(ieee80211_debugfs_dir);
out_fail_nl80211:
@@ -868,5 +877,6 @@ static void cfg80211_exit(void)
wiphy_sysfs_exit();
regulatory_exit();
unregister_pernet_device(&cfg80211_pernet_ops);
+ destroy_workqueue(cfg80211_wq);
}
module_exit(cfg80211_exit);
diff --git a/net/wireless/core.h b/net/wireless/core.h
index a9db9e6255bb..4ef3efc94106 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -91,6 +91,8 @@ bool wiphy_idx_valid(int wiphy_idx)
return (wiphy_idx >= 0);
}
+
+extern struct workqueue_struct *cfg80211_wq;
extern struct mutex cfg80211_mutex;
extern struct list_head cfg80211_rdev_list;
extern int cfg80211_rdev_list_generation;
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 34dfc93fa713..6ef5a491fb4b 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -70,7 +70,7 @@ void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, gfp_t gfp)
spin_lock_irqsave(&wdev->event_lock, flags);
list_add_tail(&ev->list, &wdev->event_list);
spin_unlock_irqrestore(&wdev->event_lock, flags);
- schedule_work(&rdev->event_work);
+ queue_work(cfg80211_wq, &rdev->event_work);
}
EXPORT_SYMBOL(cfg80211_ibss_joined);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 149539ade15e..a6028433e3a0 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -139,6 +139,8 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_WPA_VERSIONS] = { .type = NLA_U32 },
[NL80211_ATTR_PID] = { .type = NLA_U32 },
[NL80211_ATTR_4ADDR] = { .type = NLA_U8 },
+ [NL80211_ATTR_PMKID] = { .type = NLA_BINARY,
+ .len = WLAN_PMKID_LEN },
};
/* policy for the attributes */
@@ -450,6 +452,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
sizeof(u32) * dev->wiphy.n_cipher_suites,
dev->wiphy.cipher_suites);
+ NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_PMKIDS,
+ dev->wiphy.max_num_pmkids);
+
nl_modes = nla_nest_start(msg, NL80211_ATTR_SUPPORTED_IFTYPES);
if (!nl_modes)
goto nla_put_failure;
@@ -561,6 +566,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
CMD(deauth, DEAUTHENTICATE);
CMD(disassoc, DISASSOCIATE);
CMD(join_ibss, JOIN_IBSS);
+ CMD(set_pmksa, SET_PMKSA);
+ CMD(del_pmksa, DEL_PMKSA);
+ CMD(flush_pmksa, FLUSH_PMKSA);
if (dev->wiphy.flags & WIPHY_FLAG_NETNS_OK) {
i++;
NLA_PUT_U32(msg, i, NL80211_CMD_SET_WIPHY_NETNS);
@@ -4221,6 +4229,99 @@ static int nl80211_wiphy_netns(struct sk_buff *skb, struct genl_info *info)
return err;
}
+static int nl80211_setdel_pmksa(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev;
+ int (*rdev_ops)(struct wiphy *wiphy, struct net_device *dev,
+ struct cfg80211_pmksa *pmksa) = NULL;
+ int err;
+ struct net_device *dev;
+ struct cfg80211_pmksa pmksa;
+
+ memset(&pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+ if (!info->attrs[NL80211_ATTR_MAC])
+ return -EINVAL;
+
+ if (!info->attrs[NL80211_ATTR_PMKID])
+ return -EINVAL;
+
+ rtnl_lock();
+
+ err = get_rdev_dev_by_info_ifindex(info, &rdev, &dev);
+ if (err)
+ goto out_rtnl;
+
+ pmksa.pmkid = nla_data(info->attrs[NL80211_ATTR_PMKID]);
+ pmksa.bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+
+ switch (info->genlhdr->cmd) {
+ case NL80211_CMD_SET_PMKSA:
+ rdev_ops = rdev->ops->set_pmksa;
+ break;
+ case NL80211_CMD_DEL_PMKSA:
+ rdev_ops = rdev->ops->del_pmksa;
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ if (!rdev_ops) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+
+ err = rdev_ops(&rdev->wiphy, dev, &pmksa);
+
+ out:
+ cfg80211_unlock_rdev(rdev);
+ dev_put(dev);
+ out_rtnl:
+ rtnl_unlock();
+
+ return err;
+}
+
+static int nl80211_flush_pmksa(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev;
+ int err;
+ struct net_device *dev;
+
+ rtnl_lock();
+
+ err = get_rdev_dev_by_info_ifindex(info, &rdev, &dev);
+ if (err)
+ goto out_rtnl;
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+
+ if (!rdev->ops->flush_pmksa) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+
+ err = rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+
+ out:
+ cfg80211_unlock_rdev(rdev);
+ dev_put(dev);
+ out_rtnl:
+ rtnl_unlock();
+
+ return err;
+
+}
+
static struct genl_ops nl80211_ops[] = {
{
.cmd = NL80211_CMD_GET_WIPHY,
@@ -4465,6 +4566,25 @@ static struct genl_ops nl80211_ops[] = {
.policy = nl80211_policy,
.dumpit = nl80211_dump_survey,
},
+ {
+ .cmd = NL80211_CMD_SET_PMKSA,
+ .doit = nl80211_setdel_pmksa,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+ {
+ .cmd = NL80211_CMD_DEL_PMKSA,
+ .doit = nl80211_setdel_pmksa,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+ {
+ .cmd = NL80211_CMD_FLUSH_PMKSA,
+ .doit = nl80211_flush_pmksa,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+
};
static struct genl_multicast_group nl80211_mlme_mcgrp = {
.name = "mlme",
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 1f33017737fd..c01470e7de15 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1931,7 +1931,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
const struct ieee80211_freq_range *freq_range = NULL;
const struct ieee80211_power_rule *power_rule = NULL;
- printk(KERN_INFO "\t(start_freq - end_freq @ bandwidth), "
+ printk(KERN_INFO " (start_freq - end_freq @ bandwidth), "
"(max_antenna_gain, max_eirp)\n");
for (i = 0; i < rd->n_reg_rules; i++) {
@@ -1944,7 +1944,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
* in certain regions
*/
if (power_rule->max_antenna_gain)
- printk(KERN_INFO "\t(%d KHz - %d KHz @ %d KHz), "
+ printk(KERN_INFO " (%d KHz - %d KHz @ %d KHz), "
"(%d mBi, %d mBm)\n",
freq_range->start_freq_khz,
freq_range->end_freq_khz,
@@ -1952,7 +1952,7 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
power_rule->max_antenna_gain,
power_rule->max_eirp);
else
- printk(KERN_INFO "\t(%d KHz - %d KHz @ %d KHz), "
+ printk(KERN_INFO " (%d KHz - %d KHz @ %d KHz), "
"(N/A, %d mBm)\n",
freq_range->start_freq_khz,
freq_range->end_freq_khz,
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 96df34c3c6ee..12dfa62aad18 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -88,7 +88,7 @@ void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted)
WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req);
request->aborted = aborted;
- schedule_work(&wiphy_to_dev(request->wiphy)->scan_done_wk);
+ queue_work(cfg80211_wq, &wiphy_to_dev(request->wiphy)->scan_done_wk);
}
EXPORT_SYMBOL(cfg80211_scan_done);
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 0115d07d2c1a..2333d78187e4 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -488,7 +488,7 @@ void cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
spin_lock_irqsave(&wdev->event_lock, flags);
list_add_tail(&ev->list, &wdev->event_list);
spin_unlock_irqrestore(&wdev->event_lock, flags);
- schedule_work(&rdev->event_work);
+ queue_work(cfg80211_wq, &rdev->event_work);
}
EXPORT_SYMBOL(cfg80211_connect_result);
@@ -583,7 +583,7 @@ void cfg80211_roamed(struct net_device *dev, const u8 *bssid,
spin_lock_irqsave(&wdev->event_lock, flags);
list_add_tail(&ev->list, &wdev->event_list);
spin_unlock_irqrestore(&wdev->event_lock, flags);
- schedule_work(&rdev->event_work);
+ queue_work(cfg80211_wq, &rdev->event_work);
}
EXPORT_SYMBOL(cfg80211_roamed);
@@ -681,7 +681,7 @@ void cfg80211_disconnected(struct net_device *dev, u16 reason,
spin_lock_irqsave(&wdev->event_lock, flags);
list_add_tail(&ev->list, &wdev->event_list);
spin_unlock_irqrestore(&wdev->event_lock, flags);
- schedule_work(&rdev->event_work);
+ queue_work(cfg80211_wq, &rdev->event_work);
}
EXPORT_SYMBOL(cfg80211_disconnected);
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 29091ac9f989..584eb4826e02 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -1401,6 +1401,47 @@ int cfg80211_wext_giwessid(struct net_device *dev,
}
EXPORT_SYMBOL_GPL(cfg80211_wext_giwessid);
+int cfg80211_wext_siwpmksa(struct net_device *dev,
+ struct iw_request_info *info,
+ struct iw_point *data, char *extra)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
+ struct cfg80211_pmksa cfg_pmksa;
+ struct iw_pmksa *pmksa = (struct iw_pmksa *)extra;
+
+ memset(&cfg_pmksa, 0, sizeof(struct cfg80211_pmksa));
+
+ if (wdev->iftype != NL80211_IFTYPE_STATION)
+ return -EINVAL;
+
+ cfg_pmksa.bssid = pmksa->bssid.sa_data;
+ cfg_pmksa.pmkid = pmksa->pmkid;
+
+ switch (pmksa->cmd) {
+ case IW_PMKSA_ADD:
+ if (!rdev->ops->set_pmksa)
+ return -EOPNOTSUPP;
+
+ return rdev->ops->set_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+ case IW_PMKSA_REMOVE:
+ if (!rdev->ops->del_pmksa)
+ return -EOPNOTSUPP;
+
+ return rdev->ops->del_pmksa(&rdev->wiphy, dev, &cfg_pmksa);
+
+ case IW_PMKSA_FLUSH:
+ if (!rdev->ops->flush_pmksa)
+ return -EOPNOTSUPP;
+
+ return rdev->ops->flush_pmksa(&rdev->wiphy, dev);
+
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
static const iw_handler cfg80211_handlers[] = {
[IW_IOCTL_IDX(SIOCGIWNAME)] = (iw_handler) cfg80211_wext_giwname,
[IW_IOCTL_IDX(SIOCSIWFREQ)] = (iw_handler) cfg80211_wext_siwfreq,
@@ -1433,6 +1474,7 @@ static const iw_handler cfg80211_handlers[] = {
[IW_IOCTL_IDX(SIOCSIWAUTH)] = (iw_handler) cfg80211_wext_siwauth,
[IW_IOCTL_IDX(SIOCGIWAUTH)] = (iw_handler) cfg80211_wext_giwauth,
[IW_IOCTL_IDX(SIOCSIWENCODEEXT)]= (iw_handler) cfg80211_wext_siwencodeext,
+ [IW_IOCTL_IDX(SIOCSIWPMKSA)] = (iw_handler) cfg80211_wext_siwpmksa,
};
const struct iw_handler_def cfg80211_wext_handler = {
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c
index 58dfb954974a..5e1656bdf23b 100644
--- a/net/wireless/wext-core.c
+++ b/net/wireless/wext-core.c
@@ -802,7 +802,8 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd,
}
/* Generate an event to notify listeners of the change */
- if ((descr->flags & IW_DESCR_FLAG_EVENT) && err == -EIWCOMMIT) {
+ if ((descr->flags & IW_DESCR_FLAG_EVENT) &&
+ ((err == 0) || (err == -EIWCOMMIT))) {
union iwreq_data *data = (union iwreq_data *) iwp;
if (descr->flags & IW_DESCR_FLAG_RESTRICT)