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-rw-r--r--net/mac80211/cfg.c13
-rw-r--r--net/mac80211/chan.c191
-rw-r--r--net/mac80211/debugfs_sta.c3
-rw-r--r--net/mac80211/ibss.c2
-rw-r--r--net/mac80211/ieee80211_i.h1
-rw-r--r--net/mac80211/key.c12
-rw-r--r--net/mac80211/mesh_pathtbl.c4
-rw-r--r--net/mac80211/mesh_plink.c14
-rw-r--r--net/mac80211/mlme.c33
-rw-r--r--net/mac80211/rx.c2
-rw-r--r--net/mac80211/scan.c2
-rw-r--r--net/mac80211/sta_info.c4
-rw-r--r--net/mac80211/sta_info.h2
-rw-r--r--net/mac80211/tdls.c3
-rw-r--r--net/mac80211/tx.c26
-rw-r--r--net/mac80211/wme.c4
16 files changed, 151 insertions, 165 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 927b4ea0128b..4d8989b87960 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1011,15 +1011,8 @@ static int sta_apply_parameters(struct ieee80211_local *local,
clear_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE);
}
- if (mask & BIT(NL80211_STA_FLAG_WME)) {
- if (set & BIT(NL80211_STA_FLAG_WME)) {
- set_sta_flag(sta, WLAN_STA_WME);
- sta->sta.wme = true;
- } else {
- clear_sta_flag(sta, WLAN_STA_WME);
- sta->sta.wme = false;
- }
- }
+ if (mask & BIT(NL80211_STA_FLAG_WME))
+ sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
if (mask & BIT(NL80211_STA_FLAG_MFP)) {
if (set & BIT(NL80211_STA_FLAG_MFP))
@@ -3352,7 +3345,7 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev,
band = chanctx_conf->def.chan->band;
sta = sta_info_get_bss(sdata, peer);
if (sta) {
- qos = test_sta_flag(sta, WLAN_STA_WME);
+ qos = sta->sta.wme;
} else {
rcu_read_unlock();
return -ENOLINK;
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index 399ad82c997f..4c74e8da64b9 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -549,12 +549,12 @@ static void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local,
compat = cfg80211_chandef_compatible(
&sdata->vif.bss_conf.chandef, compat);
- if (!compat)
+ if (WARN_ON_ONCE(!compat))
break;
}
rcu_read_unlock();
- if (WARN_ON_ONCE(!compat))
+ if (!compat)
return;
ieee80211_change_chanctx(local, ctx, compat);
@@ -639,41 +639,6 @@ out:
return ret;
}
-static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata)
-{
- struct ieee80211_local *local = sdata->local;
- struct ieee80211_chanctx_conf *conf;
- struct ieee80211_chanctx *ctx;
- bool use_reserved_switch = false;
-
- lockdep_assert_held(&local->chanctx_mtx);
-
- conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
- lockdep_is_held(&local->chanctx_mtx));
- if (!conf)
- return;
-
- ctx = container_of(conf, struct ieee80211_chanctx, conf);
-
- if (sdata->reserved_chanctx) {
- if (sdata->reserved_chanctx->replace_state ==
- IEEE80211_CHANCTX_REPLACES_OTHER &&
- ieee80211_chanctx_num_reserved(local,
- sdata->reserved_chanctx) > 1)
- use_reserved_switch = true;
-
- ieee80211_vif_unreserve_chanctx(sdata);
- }
-
- ieee80211_assign_vif_chanctx(sdata, NULL);
- if (ieee80211_chanctx_refcount(local, ctx) == 0)
- ieee80211_free_chanctx(local, ctx);
-
- /* Unreserving may ready an in-place reservation. */
- if (use_reserved_switch)
- ieee80211_vif_use_reserved_switch(local);
-}
-
void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *chanctx)
{
@@ -764,63 +729,6 @@ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RX_CHAINS);
}
-int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,
- const struct cfg80211_chan_def *chandef,
- enum ieee80211_chanctx_mode mode)
-{
- struct ieee80211_local *local = sdata->local;
- struct ieee80211_chanctx *ctx;
- u8 radar_detect_width = 0;
- int ret;
-
- lockdep_assert_held(&local->mtx);
-
- WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev));
-
- mutex_lock(&local->chanctx_mtx);
-
- ret = cfg80211_chandef_dfs_required(local->hw.wiphy,
- chandef,
- sdata->wdev.iftype);
- if (ret < 0)
- goto out;
- if (ret > 0)
- radar_detect_width = BIT(chandef->width);
-
- sdata->radar_required = ret;
-
- ret = ieee80211_check_combinations(sdata, chandef, mode,
- radar_detect_width);
- if (ret < 0)
- goto out;
-
- __ieee80211_vif_release_channel(sdata);
-
- ctx = ieee80211_find_chanctx(local, chandef, mode);
- if (!ctx)
- ctx = ieee80211_new_chanctx(local, chandef, mode);
- if (IS_ERR(ctx)) {
- ret = PTR_ERR(ctx);
- goto out;
- }
-
- sdata->vif.bss_conf.chandef = *chandef;
-
- ret = ieee80211_assign_vif_chanctx(sdata, ctx);
- if (ret) {
- /* if assign fails refcount stays the same */
- if (ieee80211_chanctx_refcount(local, ctx) == 0)
- ieee80211_free_chanctx(local, ctx);
- goto out;
- }
-
- ieee80211_recalc_smps_chanctx(local, ctx);
- ieee80211_recalc_radar_chanctx(local, ctx);
- out:
- mutex_unlock(&local->chanctx_mtx);
- return ret;
-}
-
static void
__ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
bool clear)
@@ -1269,8 +1177,7 @@ err:
return err;
}
-int
-ieee80211_vif_use_reserved_switch(struct ieee80211_local *local)
+static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata, *sdata_tmp;
struct ieee80211_chanctx *ctx, *ctx_tmp, *old_ctx;
@@ -1522,6 +1429,98 @@ err:
return err;
}
+static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_chanctx_conf *conf;
+ struct ieee80211_chanctx *ctx;
+ bool use_reserved_switch = false;
+
+ lockdep_assert_held(&local->chanctx_mtx);
+
+ conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
+ lockdep_is_held(&local->chanctx_mtx));
+ if (!conf)
+ return;
+
+ ctx = container_of(conf, struct ieee80211_chanctx, conf);
+
+ if (sdata->reserved_chanctx) {
+ if (sdata->reserved_chanctx->replace_state ==
+ IEEE80211_CHANCTX_REPLACES_OTHER &&
+ ieee80211_chanctx_num_reserved(local,
+ sdata->reserved_chanctx) > 1)
+ use_reserved_switch = true;
+
+ ieee80211_vif_unreserve_chanctx(sdata);
+ }
+
+ ieee80211_assign_vif_chanctx(sdata, NULL);
+ if (ieee80211_chanctx_refcount(local, ctx) == 0)
+ ieee80211_free_chanctx(local, ctx);
+
+ /* Unreserving may ready an in-place reservation. */
+ if (use_reserved_switch)
+ ieee80211_vif_use_reserved_switch(local);
+}
+
+int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,
+ const struct cfg80211_chan_def *chandef,
+ enum ieee80211_chanctx_mode mode)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_chanctx *ctx;
+ u8 radar_detect_width = 0;
+ int ret;
+
+ lockdep_assert_held(&local->mtx);
+
+ WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev));
+
+ mutex_lock(&local->chanctx_mtx);
+
+ ret = cfg80211_chandef_dfs_required(local->hw.wiphy,
+ chandef,
+ sdata->wdev.iftype);
+ if (ret < 0)
+ goto out;
+ if (ret > 0)
+ radar_detect_width = BIT(chandef->width);
+
+ sdata->radar_required = ret;
+
+ ret = ieee80211_check_combinations(sdata, chandef, mode,
+ radar_detect_width);
+ if (ret < 0)
+ goto out;
+
+ __ieee80211_vif_release_channel(sdata);
+
+ ctx = ieee80211_find_chanctx(local, chandef, mode);
+ if (!ctx)
+ ctx = ieee80211_new_chanctx(local, chandef, mode);
+ if (IS_ERR(ctx)) {
+ ret = PTR_ERR(ctx);
+ goto out;
+ }
+
+ sdata->vif.bss_conf.chandef = *chandef;
+
+ ret = ieee80211_assign_vif_chanctx(sdata, ctx);
+ if (ret) {
+ /* if assign fails refcount stays the same */
+ if (ieee80211_chanctx_refcount(local, ctx) == 0)
+ ieee80211_free_chanctx(local, ctx);
+ goto out;
+ }
+
+ ieee80211_recalc_smps_chanctx(local, ctx);
+ ieee80211_recalc_radar_chanctx(local, ctx);
+ out:
+ mutex_unlock(&local->chanctx_mtx);
+ return ret;
+}
+
int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_local *local = sdata->local;
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 86173c0de40e..33eb4a43a2f3 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -77,7 +77,8 @@ static ssize_t sta_flags_read(struct file *file, char __user *userbuf,
TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
TEST(PS_DRIVER), TEST(AUTHORIZED),
TEST(SHORT_PREAMBLE),
- TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
+ sta->sta.wme ? "WME\n" : "",
+ TEST(WDS), TEST(CLEAR_PS_FILT),
TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 9713dc54ea4b..5f9654d31a8d 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -1038,7 +1038,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
}
if (sta && elems->wmm_info)
- set_sta_flag(sta, WLAN_STA_WME);
+ sta->sta.wme = true;
if (sta && elems->ht_operation && elems->ht_cap_elem &&
sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_20_NOHT &&
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index ef7a089ac546..ffb20e5e6cf3 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1869,7 +1869,6 @@ ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata,
int __must_check
ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata);
int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata);
-int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local);
int __must_check
ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index d808cff80153..6429d0e1d4a1 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -130,9 +130,7 @@ static int ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
if (!ret) {
key->flags |= KEY_FLAG_UPLOADED_TO_HARDWARE;
- if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
- (key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV) ||
- (key->conf.flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE)))
+ if (!(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC))
sdata->crypto_tx_tailroom_needed_cnt--;
WARN_ON((key->conf.flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE) &&
@@ -180,9 +178,7 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
sta = key->sta;
sdata = key->sdata;
- if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
- (key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV) ||
- (key->conf.flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE)))
+ if (!(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC))
increment_tailroom_need_count(sdata);
ret = drv_set_key(key->local, DISABLE_KEY, sdata,
@@ -878,9 +874,7 @@ void ieee80211_remove_key(struct ieee80211_key_conf *keyconf)
if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) {
key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;
- if (!((key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) ||
- (key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV) ||
- (key->conf.flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE)))
+ if (!(key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC))
increment_tailroom_need_count(key->sdata);
}
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index cf032a8db9d7..a6699dceae7c 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -729,7 +729,7 @@ void mesh_plink_broken(struct sta_info *sta)
tbl = rcu_dereference(mesh_paths);
for_each_mesh_entry(tbl, node, i) {
mpath = node->mpath;
- if (rcu_dereference(mpath->next_hop) == sta &&
+ if (rcu_access_pointer(mpath->next_hop) == sta &&
mpath->flags & MESH_PATH_ACTIVE &&
!(mpath->flags & MESH_PATH_FIXED)) {
spin_lock_bh(&mpath->state_lock);
@@ -794,7 +794,7 @@ void mesh_path_flush_by_nexthop(struct sta_info *sta)
tbl = resize_dereference_mesh_paths();
for_each_mesh_entry(tbl, node, i) {
mpath = node->mpath;
- if (rcu_dereference(mpath->next_hop) == sta) {
+ if (rcu_access_pointer(mpath->next_hop) == sta) {
spin_lock(&tbl->hashwlock[i]);
__mesh_path_del(tbl, node);
spin_unlock(&tbl->hashwlock[i]);
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index c47194d27149..b488e1859b18 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -431,14 +431,12 @@ __mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *hw_addr)
return NULL;
sta->plink_state = NL80211_PLINK_LISTEN;
+ sta->sta.wme = true;
sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
- set_sta_flag(sta, WLAN_STA_WME);
- sta->sta.wme = true;
-
return sta;
}
@@ -1004,7 +1002,6 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata,
enum ieee80211_self_protected_actioncode ftype;
u32 changed = 0;
u8 ie_len = elems->peering_len;
- __le16 _plid, _llid;
u16 plid, llid = 0;
if (!elems->peering) {
@@ -1039,13 +1036,10 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata,
/* Note the lines below are correct, the llid in the frame is the plid
* from the point of view of this host.
*/
- memcpy(&_plid, PLINK_GET_LLID(elems->peering), sizeof(__le16));
- plid = le16_to_cpu(_plid);
+ plid = get_unaligned_le16(PLINK_GET_LLID(elems->peering));
if (ftype == WLAN_SP_MESH_PEERING_CONFIRM ||
- (ftype == WLAN_SP_MESH_PEERING_CLOSE && ie_len == 8)) {
- memcpy(&_llid, PLINK_GET_PLID(elems->peering), sizeof(__le16));
- llid = le16_to_cpu(_llid);
- }
+ (ftype == WLAN_SP_MESH_PEERING_CLOSE && ie_len == 8))
+ llid = get_unaligned_le16(PLINK_GET_PLID(elems->peering));
/* WARNING: Only for sta pointer, is dropped & re-acquired */
rcu_read_lock();
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index b82a12a9f0f1..8a73de6a5f5b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -149,6 +149,7 @@ static u32
ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
struct ieee80211_channel *channel,
+ const struct ieee80211_ht_cap *ht_cap,
const struct ieee80211_ht_operation *ht_oper,
const struct ieee80211_vht_operation *vht_oper,
struct cfg80211_chan_def *chandef, bool tracking)
@@ -162,13 +163,19 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
chandef->center_freq1 = channel->center_freq;
chandef->center_freq2 = 0;
- if (!ht_oper || !sband->ht_cap.ht_supported) {
+ if (!ht_cap || !ht_oper || !sband->ht_cap.ht_supported) {
ret = IEEE80211_STA_DISABLE_HT | IEEE80211_STA_DISABLE_VHT;
goto out;
}
chandef->width = NL80211_CHAN_WIDTH_20;
+ if (!(ht_cap->cap_info &
+ cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40))) {
+ ret = IEEE80211_STA_DISABLE_40MHZ | IEEE80211_STA_DISABLE_VHT;
+ goto out;
+ }
+
ht_cfreq = ieee80211_channel_to_frequency(ht_oper->primary_chan,
channel->band);
/* check that channel matches the right operating channel */
@@ -328,6 +335,7 @@ out:
static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata,
struct sta_info *sta,
+ const struct ieee80211_ht_cap *ht_cap,
const struct ieee80211_ht_operation *ht_oper,
const struct ieee80211_vht_operation *vht_oper,
const u8 *bssid, u32 *changed)
@@ -367,8 +375,9 @@ static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata,
sband = local->hw.wiphy->bands[chan->band];
/* calculate new channel (type) based on HT/VHT operation IEs */
- flags = ieee80211_determine_chantype(sdata, sband, chan, ht_oper,
- vht_oper, &chandef, true);
+ flags = ieee80211_determine_chantype(sdata, sband, chan,
+ ht_cap, ht_oper, vht_oper,
+ &chandef, true);
/*
* Downgrade the new channel if we associated with restricted
@@ -2677,8 +2686,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED)
set_sta_flag(sta, WLAN_STA_MFP);
- if (elems.wmm_param)
- set_sta_flag(sta, WLAN_STA_WME);
+ sta->sta.wme = elems.wmm_param;
err = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
if (!err && !(ifmgd->flags & IEEE80211_STA_CONTROL_PORT))
@@ -3174,7 +3182,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
mutex_lock(&local->sta_mtx);
sta = sta_info_get(sdata, bssid);
- if (ieee80211_config_bw(sdata, sta, elems.ht_operation,
+ if (ieee80211_config_bw(sdata, sta,
+ elems.ht_cap_elem, elems.ht_operation,
elems.vht_operation, bssid, &changed)) {
mutex_unlock(&local->sta_mtx);
ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
@@ -3808,6 +3817,7 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ const struct ieee80211_ht_cap *ht_cap = NULL;
const struct ieee80211_ht_operation *ht_oper = NULL;
const struct ieee80211_vht_operation *vht_oper = NULL;
struct ieee80211_supported_band *sband;
@@ -3824,14 +3834,17 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HT) &&
sband->ht_cap.ht_supported) {
- const u8 *ht_oper_ie, *ht_cap;
+ const u8 *ht_oper_ie, *ht_cap_ie;
ht_oper_ie = ieee80211_bss_get_ie(cbss, WLAN_EID_HT_OPERATION);
if (ht_oper_ie && ht_oper_ie[1] >= sizeof(*ht_oper))
ht_oper = (void *)(ht_oper_ie + 2);
- ht_cap = ieee80211_bss_get_ie(cbss, WLAN_EID_HT_CAPABILITY);
- if (!ht_cap || ht_cap[1] < sizeof(struct ieee80211_ht_cap)) {
+ ht_cap_ie = ieee80211_bss_get_ie(cbss, WLAN_EID_HT_CAPABILITY);
+ if (ht_cap_ie && ht_cap_ie[1] >= sizeof(*ht_cap))
+ ht_cap = (void *)(ht_cap_ie + 2);
+
+ if (!ht_cap) {
ifmgd->flags |= IEEE80211_STA_DISABLE_HT;
ht_oper = NULL;
}
@@ -3862,7 +3875,7 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
ifmgd->flags |= ieee80211_determine_chantype(sdata, sband,
cbss->channel,
- ht_oper, vht_oper,
+ ht_cap, ht_oper, vht_oper,
&chandef, false);
sdata->needed_rx_chains = min(ieee80211_ht_vht_rx_chains(sdata, cbss),
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index bd2c9b22c945..a8d862f9183c 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2725,7 +2725,7 @@ ieee80211_rx_h_userspace_mgmt(struct ieee80211_rx_data *rx)
sig = status->signal;
if (cfg80211_rx_mgmt(&rx->sdata->wdev, status->freq, sig,
- rx->skb->data, rx->skb->len, 0, GFP_ATOMIC)) {
+ rx->skb->data, rx->skb->len, 0)) {
if (rx->sta)
rx->sta->rx_packets++;
dev_kfree_skb(rx->skb);
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index a0a938145dcc..a9bb6eb8c3e0 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -1094,7 +1094,7 @@ int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata)
if (rcu_access_pointer(local->sched_scan_sdata)) {
ret = drv_sched_scan_stop(local, sdata);
if (!ret)
- rcu_assign_pointer(local->sched_scan_sdata, NULL);
+ RCU_INIT_POINTER(local->sched_scan_sdata, NULL);
}
out:
mutex_unlock(&local->mtx);
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index a1e433b88c66..4dd3badab259 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -1182,7 +1182,7 @@ static void ieee80211_send_null_response(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb;
int size = sizeof(*nullfunc);
__le16 fc;
- bool qos = test_sta_flag(sta, WLAN_STA_WME);
+ bool qos = sta->sta.wme;
struct ieee80211_tx_info *info;
struct ieee80211_chanctx_conf *chanctx_conf;
@@ -1837,7 +1837,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
if (test_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE))
sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
- if (test_sta_flag(sta, WLAN_STA_WME))
+ if (sta->sta.wme)
sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_WME);
if (test_sta_flag(sta, WLAN_STA_MFP))
sinfo->sta_flags.set |= BIT(NL80211_STA_FLAG_MFP);
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index d411bcc8ef08..89c40d5c0633 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -31,7 +31,6 @@
* when virtual port control is not in use.
* @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
* frames.
- * @WLAN_STA_WME: Station is a QoS-STA.
* @WLAN_STA_WDS: Station is one of our WDS peers.
* @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
* IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
@@ -69,7 +68,6 @@ enum ieee80211_sta_info_flags {
WLAN_STA_PS_STA,
WLAN_STA_AUTHORIZED,
WLAN_STA_SHORT_PREAMBLE,
- WLAN_STA_WME,
WLAN_STA_WDS,
WLAN_STA_CLEAR_PS_FILT,
WLAN_STA_MFP,
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index 1b21050be174..f2cb3b6c1871 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -316,8 +316,7 @@ ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata,
}
/* add the QoS param IE if both the peer and we support it */
- if (local->hw.queues >= IEEE80211_NUM_ACS &&
- test_sta_flag(sta, WLAN_STA_WME))
+ if (local->hw.queues >= IEEE80211_NUM_ACS && sta->sta.wme)
ieee80211_tdls_add_wmm_param_ie(sdata, skb);
/* add any custom IEs that go before HT operation */
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 464106c023d8..cf7141452b0f 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1478,7 +1478,10 @@ static int ieee80211_skb_resize(struct ieee80211_sub_if_data *sdata,
tail_need = max_t(int, tail_need, 0);
}
- if (skb_cloned(skb))
+ if (skb_cloned(skb) &&
+ (!(local->hw.flags & IEEE80211_HW_SUPPORTS_CLONED_SKBS) ||
+ !skb_clone_writable(skb, ETH_HLEN) ||
+ sdata->crypto_tx_tailroom_needed_cnt))
I802_DEBUG_INC(local->tx_expand_skb_head_cloned);
else if (head_need || tail_need)
I802_DEBUG_INC(local->tx_expand_skb_head);
@@ -1844,7 +1847,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN);
hdrlen = 30;
authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED);
- wme_sta = test_sta_flag(sta, WLAN_STA_WME);
+ wme_sta = sta->sta.wme;
}
ap_sdata = container_of(sdata->bss, struct ieee80211_sub_if_data,
u.ap);
@@ -1957,7 +1960,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
if (sta) {
authorized = test_sta_flag(sta,
WLAN_STA_AUTHORIZED);
- wme_sta = test_sta_flag(sta, WLAN_STA_WME);
+ wme_sta = sta->sta.wme;
tdls_peer = test_sta_flag(sta,
WLAN_STA_TDLS_PEER);
tdls_auth = test_sta_flag(sta,
@@ -2035,7 +2038,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
sta = sta_info_get(sdata, hdr.addr1);
if (sta) {
authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED);
- wme_sta = test_sta_flag(sta, WLAN_STA_WME);
+ wme_sta = sta->sta.wme;
}
}
@@ -2069,30 +2072,23 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
if (unlikely(!multicast && skb->sk &&
skb_shinfo(skb)->tx_flags & SKBTX_WIFI_STATUS)) {
- struct sk_buff *orig_skb = skb;
+ struct sk_buff *ack_skb = skb_clone_sk(skb);
- skb = skb_clone(skb, GFP_ATOMIC);
- if (skb) {
+ if (ack_skb) {
unsigned long flags;
int id;
spin_lock_irqsave(&local->ack_status_lock, flags);
- id = idr_alloc(&local->ack_status_frames, orig_skb,
+ id = idr_alloc(&local->ack_status_frames, ack_skb,
1, 0x10000, GFP_ATOMIC);
spin_unlock_irqrestore(&local->ack_status_lock, flags);
if (id >= 0) {
info_id = id;
info_flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
- } else if (skb_shared(skb)) {
- kfree_skb(orig_skb);
} else {
- kfree_skb(skb);
- skb = orig_skb;
+ kfree_skb(ack_skb);
}
- } else {
- /* couldn't clone -- lose tx status ... */
- skb = orig_skb;
}
}
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index d51422c778de..6459946f0b74 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -118,7 +118,7 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
case NL80211_IFTYPE_AP_VLAN:
sta = rcu_dereference(sdata->u.vlan.sta);
if (sta) {
- qos = test_sta_flag(sta, WLAN_STA_WME);
+ qos = sta->sta.wme;
break;
}
case NL80211_IFTYPE_AP:
@@ -145,7 +145,7 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
if (!sta && ra && !is_multicast_ether_addr(ra)) {
sta = sta_info_get(sdata, ra);
if (sta)
- qos = test_sta_flag(sta, WLAN_STA_WME);
+ qos = sta->sta.wme;
}
rcu_read_unlock();
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.