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Not that much content this time. Some RCU cleanups, crypto 

performance improvements, and various patches all over,
 rather than listing them one might as well look into the
 git log instead.
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Merge tag 'mac80211-next-for-john-2014-08-29' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

Johannes Berg <johannes@sipsolutions.net> says:

"Not that much content this time. Some RCU cleanups, crypto
performance improvements, and various patches all over,
rather than listing them one might as well look into the
git log instead."

Signed-off-by: John W. Linville <linville@tuxdriver.com>

Conflicts:
	drivers/net/wireless/ath/wil6210/wmi.c
This commit is contained in:
John W. Linville 2014-09-04 13:41:33 -04:00
parent 6a5d088a92 d0616613d9
commit ef4ead3f29
39 changed files with 344 additions and 246 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/wireless/ath/ath6kl/cfg80211.c
View File

@ -717,6 +717,7 @@ ath6kl_add_bss_if_needed(struct ath6kl_vif *vif,
memcpy(ie + 2, vif->ssid, vif->ssid_len);
memcpy(ie + 2 + vif->ssid_len, beacon_ie, beacon_ie_len);
bss = cfg80211_inform_bss(ar->wiphy, chan,
CFG80211_BSS_FTYPE_UNKNOWN,
bssid, 0, cap_val, 100,
ie, 2 + vif->ssid_len + beacon_ie_len,
0, GFP_KERNEL);

48
drivers/net/wireless/ath/ath6kl/wmi.c
View File

@ -619,8 +619,7 @@ static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
dlen, freq, vif->probe_req_report);
if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0,
GFP_ATOMIC);
cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
return 0;
}
@ -659,7 +658,7 @@ static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
return -EINVAL;
}
ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0, GFP_ATOMIC);
cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
return 0;
}
@ -1093,7 +1092,6 @@ static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
u8 *buf;
struct ieee80211_channel *channel;
struct ath6kl *ar = wmi->parent_dev;
struct ieee80211_mgmt *mgmt;
struct cfg80211_bss *bss;
if (len <= sizeof(struct wmi_bss_info_hdr2))
@ -1139,39 +1137,15 @@ static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
}
}
/*
* In theory, use of cfg80211_inform_bss() would be more natural here
* since we do not have the full frame. However, at least for now,
* cfg80211 can only distinguish Beacon and Probe Response frames from
* each other when using cfg80211_inform_bss_frame(), so let's build a
* fake IEEE 802.11 header to be able to take benefit of this.
*/
mgmt = kmalloc(24 + len, GFP_ATOMIC);
if (mgmt == NULL)
return -EINVAL;
if (bih->frame_type == BEACON_FTYPE) {
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_BEACON);
memset(mgmt->da, 0xff, ETH_ALEN);
} else {
struct net_device *dev = vif->ndev;
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_RESP);
memcpy(mgmt->da, dev->dev_addr, ETH_ALEN);
}
mgmt->duration = cpu_to_le16(0);
memcpy(mgmt->sa, bih->bssid, ETH_ALEN);
memcpy(mgmt->bssid, bih->bssid, ETH_ALEN);
mgmt->seq_ctrl = cpu_to_le16(0);
memcpy(&mgmt->u.beacon, buf, len);
bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt,
24 + len, (bih->snr - 95) * 100,
GFP_ATOMIC);
kfree(mgmt);
bss = cfg80211_inform_bss(ar->wiphy, channel,
bih->frame_type == BEACON_FTYPE ?
CFG80211_BSS_FTYPE_BEACON :
CFG80211_BSS_FTYPE_PRESP,
bih->bssid, get_unaligned_le64((__le64 *)buf),
get_unaligned_le16(((__le16 *)buf) + 5),
get_unaligned_le16(((__le16 *)buf) + 4),
buf + 8 + 2 + 2, len - 8 - 2 - 2,
(bih->snr - 95) * 100, GFP_ATOMIC);
if (bss == NULL)
return -ENOMEM;
cfg80211_put_bss(ar->wiphy, bss);

4
drivers/net/wireless/ath/wil6210/wmi.c
View File

@ -351,11 +351,11 @@ static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len)
rx_mgmt_frame->bssid);
cfg80211_put_bss(wiphy, bss);
} else {
wil_err(wil, "cfg80211_inform_bss() failed\n");
wil_err(wil, "cfg80211_inform_bss_frame() failed\n");
}
} else {
cfg80211_rx_mgmt(wil->wdev, freq, signal,
(void *)rx_mgmt_frame, d_len, 0, GFP_ATOMIC);
(void *)rx_mgmt_frame, d_len, 0);
}
}

6
drivers/net/wireless/brcm80211/brcmfmac/p2p.c
View File

@ -1431,8 +1431,7 @@ int brcmf_p2p_notify_action_frame_rx(struct brcmf_if *ifp,
IEEE80211_BAND_5GHZ);
wdev = &ifp->vif->wdev;
cfg80211_rx_mgmt(wdev, freq, 0, (u8 *)mgmt_frame, mgmt_frame_len, 0,
GFP_ATOMIC);
cfg80211_rx_mgmt(wdev, freq, 0, (u8 *)mgmt_frame, mgmt_frame_len, 0);
kfree(mgmt_frame);
return 0;
@ -1896,8 +1895,7 @@ s32 brcmf_p2p_notify_rx_mgmt_p2p_probereq(struct brcmf_if *ifp,
IEEE80211_BAND_2GHZ :
IEEE80211_BAND_5GHZ);
cfg80211_rx_mgmt(&vif->wdev, freq, 0, mgmt_frame, mgmt_frame_len, 0,
GFP_ATOMIC);
cfg80211_rx_mgmt(&vif->wdev, freq, 0, mgmt_frame, mgmt_frame_len, 0);
brcmf_dbg(INFO, "mgmt_frame_len (%d) , e->datalen (%d), chanspec (%04x), freq (%d)\n",
mgmt_frame_len, e->datalen, chanspec, freq);

18
drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
View File

@ -2394,9 +2394,13 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg,
brcmf_dbg(CONN, "Beacon interval: %d\n", notify_interval);
brcmf_dbg(CONN, "Signal: %d\n", notify_signal);
bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID,
0, notify_capability, notify_interval, notify_ie,
notify_ielen, notify_signal, GFP_KERNEL);
bss = cfg80211_inform_bss(wiphy, notify_channel,
CFG80211_BSS_FTYPE_UNKNOWN,
(const u8 *)bi->BSSID,
0, notify_capability,
notify_interval, notify_ie,
notify_ielen, notify_signal,
GFP_KERNEL);
if (!bss)
return -ENOMEM;
@ -2498,9 +2502,11 @@ static s32 wl_inform_ibss(struct brcmf_cfg80211_info *cfg,
brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval);
brcmf_dbg(CONN, "signal: %d\n", notify_signal);
bss = cfg80211_inform_bss(wiphy, notify_channel, bssid,
0, notify_capability, notify_interval,
notify_ie, notify_ielen, notify_signal, GFP_KERNEL);
bss = cfg80211_inform_bss(wiphy, notify_channel,
CFG80211_BSS_FTYPE_UNKNOWN, bssid, 0,
notify_capability, notify_interval,
notify_ie, notify_ielen, notify_signal,
GFP_KERNEL);
if (!bss) {
err = -ENOMEM;

2
drivers/net/wireless/libertas/cfg.c
View File

@ -653,6 +653,7 @@ static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy,
if (channel &&
!(channel->flags & IEEE80211_CHAN_DISABLED)) {
bss = cfg80211_inform_bss(wiphy, channel,
CFG80211_BSS_FTYPE_UNKNOWN,
bssid, get_unaligned_le64(tsfdesc),
capa, intvl, ie, ielen,
LBS_SCAN_RSSI_TO_MBM(rssi),
@ -1754,6 +1755,7 @@ static void lbs_join_post(struct lbs_private *priv,
bss = cfg80211_inform_bss(priv->wdev->wiphy,
params->chandef.chan,
CFG80211_BSS_FTYPE_UNKNOWN,
bssid,
0,
capability,

1
drivers/net/wireless/mwifiex/cfg80211.c
View File

@ -1557,6 +1557,7 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
band));
bss = cfg80211_inform_bss(priv->wdev->wiphy, chan,
CFG80211_BSS_FTYPE_UNKNOWN,
bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
0, ie_buf, ie_len, 0, GFP_KERNEL);
cfg80211_put_bss(priv->wdev->wiphy, bss);

3
drivers/net/wireless/mwifiex/scan.c
View File

@ -1719,7 +1719,8 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info,
if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) {
bss = cfg80211_inform_bss(priv->wdev->wiphy,
chan, bssid, timestamp,
chan, CFG80211_BSS_FTYPE_UNKNOWN,
bssid, timestamp,
cap_info_bitmap, beacon_period,
ie_buf, ie_len, rssi, GFP_KERNEL);
bss_priv = (struct mwifiex_bss_priv *)bss->priv;

2
drivers/net/wireless/mwifiex/util.c
View File

@ -172,7 +172,7 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv,
cfg80211_rx_mgmt(priv->wdev, priv->roc_cfg.chan.center_freq,
CAL_RSSI(rx_pd->snr, rx_pd->nf), skb->data, pkt_len,
0, GFP_ATOMIC);
0);
return 0;
}

14
drivers/net/wireless/orinoco/scan.c
View File

@ -123,9 +123,10 @@ static void orinoco_add_hostscan_result(struct orinoco_private *priv,
beacon_interval = le16_to_cpu(bss->a.beacon_interv);
signal = SIGNAL_TO_MBM(le16_to_cpu(bss->a.level));
cbss = cfg80211_inform_bss(wiphy, channel, bss->a.bssid, timestamp,
capability, beacon_interval, ie_buf, ie_len,
signal, GFP_KERNEL);
cbss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN,
bss->a.bssid, timestamp, capability,
beacon_interval, ie_buf, ie_len, signal,
GFP_KERNEL);
cfg80211_put_bss(wiphy, cbss);
}
@ -156,9 +157,10 @@ void orinoco_add_extscan_result(struct orinoco_private *priv,
ie = bss->data;
signal = SIGNAL_TO_MBM(bss->level);
cbss = cfg80211_inform_bss(wiphy, channel, bss->bssid, timestamp,
capability, beacon_interval, ie, ie_len,
signal, GFP_KERNEL);
cbss = cfg80211_inform_bss(wiphy, channel, CFG80211_BSS_FTYPE_UNKNOWN,
bss->bssid, timestamp, capability,
beacon_interval, ie, ie_len, signal,
GFP_KERNEL);
cfg80211_put_bss(wiphy, cbss);
}

14
drivers/net/wireless/rndis_wlan.c
View File

@ -2022,9 +2022,10 @@ static bool rndis_bss_info_update(struct usbnet *usbdev,
capability = le16_to_cpu(fixed->capabilities);
beacon_interval = le16_to_cpu(fixed->beacon_interval);
bss = cfg80211_inform_bss(priv->wdev.wiphy, channel, bssid->mac,
timestamp, capability, beacon_interval, ie, ie_len, signal,
GFP_KERNEL);
bss = cfg80211_inform_bss(priv->wdev.wiphy, channel,
CFG80211_BSS_FTYPE_UNKNOWN, bssid->mac,
timestamp, capability, beacon_interval,
ie, ie_len, signal, GFP_KERNEL);
cfg80211_put_bss(priv->wdev.wiphy, bss);
return (bss != NULL);
@ -2711,9 +2712,10 @@ static void rndis_wlan_craft_connected_bss(struct usbnet *usbdev, u8 *bssid,
bssid, (u32)timestamp, capability, beacon_period, ie_len,
ssid.essid, signal);
bss = cfg80211_inform_bss(priv->wdev.wiphy, channel, bssid,
timestamp, capability, beacon_period, ie_buf, ie_len,
signal, GFP_KERNEL);
bss = cfg80211_inform_bss(priv->wdev.wiphy, channel,
CFG80211_BSS_FTYPE_UNKNOWN, bssid,
timestamp, capability, beacon_period,
ie_buf, ie_len, signal, GFP_KERNEL);
cfg80211_put_bss(priv->wdev.wiphy, bss);
}

2
drivers/staging/rtl8723au/core/rtw_mlme_ext.c
View File

@ -2128,7 +2128,7 @@ static int on_action_public23a(struct rtw_adapter *padapter,
IEEE80211_BAND_5GHZ);
if (cfg80211_rx_mgmt(padapter->rtw_wdev, freq, 0, pframe,
skb->len, 0, GFP_ATOMIC))
skb->len, 0))
return _SUCCESS;
return _FAIL;

5
drivers/staging/rtl8723au/os_dep/ioctl_cfg80211.c
View File

@ -279,6 +279,7 @@ static int rtw_cfg80211_inform_bss(struct rtw_adapter *padapter,
}
bss = cfg80211_inform_bss(wiphy, notify_channel,
CFG80211_BSS_FTYPE_UNKNOWN,
pnetwork->network.MacAddress,
pnetwork->network.tsf,
pnetwork->network.capability,
@ -2379,7 +2380,7 @@ void rtw_cfg80211_indicate_sta_assoc(struct rtw_adapter *padapter,
IEEE80211_BAND_5GHZ);
cfg80211_rx_mgmt(padapter->rtw_wdev, freq, 0, pmgmt_frame, frame_len,
0, GFP_ATOMIC);
0);
#endif /* defined(RTW_USE_CFG80211_STA_EVENT) */
}
@ -2425,7 +2426,7 @@ void rtw_cfg80211_indicate_sta_disassoc(struct rtw_adapter *padapter,
frame_len = sizeof(struct ieee80211_hdr_3addr) + 2;
cfg80211_rx_mgmt(padapter->rtw_wdev, freq, 0, (u8 *)&mgmt, frame_len,
0, GFP_ATOMIC);
0);
#endif /* defined(RTW_USE_CFG80211_STA_EVENT) */
}

1
drivers/staging/wlan-ng/cfg80211.c
View File

@ -422,6 +422,7 @@ static int prism2_scan(struct wiphy *wiphy,
IEEE80211_BAND_2GHZ);
bss = cfg80211_inform_bss(wiphy,
ieee80211_get_channel(wiphy, freq),
CFG80211_BSS_FTYPE_UNKNOWN,
(const u8 *) &(msg2.bssid.data.data),
msg2.timestamp.data, msg2.capinfo.data,
msg2.beaconperiod.data,

65
include/linux/ieee80211.h
View File

@ -838,6 +838,16 @@ enum ieee80211_vht_opmode_bits {
#define WLAN_SA_QUERY_TR_ID_LEN 2
/**
* struct ieee80211_tpc_report_ie
*
* This structure refers to "TPC Report element"
*/
struct ieee80211_tpc_report_ie {
u8 tx_power;
u8 link_margin;
} __packed;
struct ieee80211_mgmt {
__le16 frame_control;
__le16 duration;
@ -973,6 +983,13 @@ struct ieee80211_mgmt {
u8 action_code;
u8 operating_mode;
} __packed vht_opmode_notif;
struct {
u8 action_code;
u8 dialog_token;
u8 tpc_elem_id;
u8 tpc_elem_length;
struct ieee80211_tpc_report_ie tpc;
} __packed tpc_report;
} u;
} __packed action;
} u;
@ -1865,6 +1882,7 @@ enum ieee80211_category {
WLAN_CATEGORY_DLS = 2,
WLAN_CATEGORY_BACK = 3,
WLAN_CATEGORY_PUBLIC = 4,
WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
WLAN_CATEGORY_HT = 7,
WLAN_CATEGORY_SA_QUERY = 8,
WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
@ -2378,4 +2396,51 @@ static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
/**
* ieee80211_action_contains_tpc - checks if the frame contains TPC element
* @skb: the skb containing the frame, length will be checked
*
* This function checks if it's either TPC report action frame or Link
* Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
* and 8.5.7.5 accordingly.
*/
static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (!ieee80211_is_action(mgmt->frame_control))
return false;
if (skb->len < IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.tpc_report))
return false;
/*
* TPC report - check that:
* category = 0 (Spectrum Management) or 5 (Radio Measurement)
* spectrum management action = 3 (TPC/Link Measurement report)
* TPC report EID = 35
* TPC report element length = 2
*
* The spectrum management's tpc_report struct is used here both for
* parsing tpc_report and radio measurement's link measurement report
* frame, since the relevant part is identical in both frames.
*/
if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
return false;
/* both spectrum mgmt and link measurement have same action code */
if (mgmt->u.action.u.tpc_report.action_code !=
WLAN_ACTION_SPCT_TPC_RPRT)
return false;
if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
mgmt->u.action.u.tpc_report.tpc_elem_length !=
sizeof(struct ieee80211_tpc_report_ie))
return false;
return true;
}
#endif /* LINUX_IEEE80211_H */

25
include/net/cfg80211.h
View File

@ -1503,12 +1503,14 @@ enum cfg80211_signal_type {
* @tsf: TSF contained in the frame that carried these IEs
* @rcu_head: internal use, for freeing
* @len: length of the IEs
* @from_beacon: these IEs are known to come from a beacon
* @data: IE data
*/
struct cfg80211_bss_ies {
u64 tsf;
struct rcu_head rcu_head;
int len;
bool from_beacon;
u8 data[];
};
@ -3765,11 +3767,25 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy,
}
/**
* cfg80211_inform_bss - inform cfg80211 of a new BSS
* enum cfg80211_bss_frame_type - frame type that the BSS data came from
* @CFG80211_BSS_FTYPE_UNKNOWN: driver doesn't know whether the data is
* from a beacon or probe response
* @CFG80211_BSS_FTYPE_BEACON: data comes from a beacon
* @CFG80211_BSS_FTYPE_PRESP: data comes from a probe response
*/
enum cfg80211_bss_frame_type {
CFG80211_BSS_FTYPE_UNKNOWN,
CFG80211_BSS_FTYPE_BEACON,
CFG80211_BSS_FTYPE_PRESP,
};
/**
* cfg80211_inform_bss_width - inform cfg80211 of a new BSS
*
* @wiphy: the wiphy reporting the BSS
* @rx_channel: The channel the frame was received on
* @scan_width: width of the control channel
* @ftype: frame type (if known)
* @bssid: the BSSID of the BSS
* @tsf: the TSF sent by the peer in the beacon/probe response (or 0)
* @capability: the capability field sent by the peer
@ -3789,6 +3805,7 @@ struct cfg80211_bss * __must_check
cfg80211_inform_bss_width(struct wiphy *wiphy,
struct ieee80211_channel *rx_channel,
enum nl80211_bss_scan_width scan_width,
enum cfg80211_bss_frame_type ftype,
const u8 *bssid, u64 tsf, u16 capability,
u16 beacon_interval, const u8 *ie, size_t ielen,
s32 signal, gfp_t gfp);
@ -3796,12 +3813,13 @@ cfg80211_inform_bss_width(struct wiphy *wiphy,
static inline struct cfg80211_bss * __must_check
cfg80211_inform_bss(struct wiphy *wiphy,
struct ieee80211_channel *rx_channel,
enum cfg80211_bss_frame_type ftype,
const u8 *bssid, u64 tsf, u16 capability,
u16 beacon_interval, const u8 *ie, size_t ielen,
s32 signal, gfp_t gfp)
{
return cfg80211_inform_bss_width(wiphy, rx_channel,
NL80211_BSS_CHAN_WIDTH_20,
NL80211_BSS_CHAN_WIDTH_20, ftype,
bssid, tsf, capability,
beacon_interval, ie, ielen, signal,
gfp);
@ -4412,7 +4430,6 @@ void cfg80211_conn_failed(struct net_device *dev, const u8 *mac_addr,
* @buf: Management frame (header + body)
* @len: length of the frame data
* @flags: flags, as defined in enum nl80211_rxmgmt_flags
* @gfp: context flags
*
* This function is called whenever an Action frame is received for a station
* mode interface, but is not processed in kernel.
@ -4423,7 +4440,7 @@ void cfg80211_conn_failed(struct net_device *dev, const u8 *mac_addr,
* driver is responsible for rejecting the frame.
*/
bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_dbm,
const u8 *buf, size_t len, u32 flags, gfp_t gfp);
const u8 *buf, size_t len, u32 flags);
/**
* cfg80211_mgmt_tx_status - notification of TX status for management frame

14
include/net/mac80211.h
View File

@ -1226,7 +1226,8 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev);
*
* @IEEE80211_KEY_FLAG_GENERATE_IV: This flag should be set by the
* driver to indicate that it requires IV generation for this
* particular key.
* particular key. Setting this flag does not necessarily mean that SKBs
* will have sufficient tailroom for ICV or MIC.
* @IEEE80211_KEY_FLAG_GENERATE_MMIC: This flag should be set by
* the driver for a TKIP key if it requires Michael MIC
* generation in software.
@ -1238,7 +1239,9 @@ struct ieee80211_vif *wdev_to_ieee80211_vif(struct wireless_dev *wdev);
* @IEEE80211_KEY_FLAG_PUT_IV_SPACE: This flag should be set by the driver
* if space should be prepared for the IV, but the IV
* itself should not be generated. Do not set together with
* @IEEE80211_KEY_FLAG_GENERATE_IV on the same key.
* @IEEE80211_KEY_FLAG_GENERATE_IV on the same key. Setting this flag does
* not necessarily mean that SKBs will have sufficient tailroom for ICV or
* MIC.
* @IEEE80211_KEY_FLAG_RX_MGMT: This key will be used to decrypt received
* management frames. The flag can help drivers that have a hardware
* crypto implementation that doesn't deal with management frames
@ -1405,7 +1408,7 @@ struct ieee80211_sta_rates {
* @supp_rates: Bitmap of supported rates (per band)
* @ht_cap: HT capabilities of this STA; restricted to our own capabilities
* @vht_cap: VHT capabilities of this STA; restricted to our own capabilities
* @wme: indicates whether the STA supports WME. Only valid during AP-mode.
* @wme: indicates whether the STA supports QoS/WME.
* @drv_priv: data area for driver use, will always be aligned to
* sizeof(void *), size is determined in hw information.
* @uapsd_queues: bitmap of queues configured for uapsd. Only valid
@ -1606,6 +1609,9 @@ struct ieee80211_tx_control {
* is not enabled the default action is to disconnect when getting the
* CSA frame.
*
* @IEEE80211_HW_SUPPORTS_CLONED_SKBS: The driver will never modify the payload
* or tailroom of TX skbs without copying them first.
*
* @IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS: The HW supports scanning on all bands
* in one command, mac80211 doesn't have to run separate scans per band.
*/
@ -1639,7 +1645,7 @@ enum ieee80211_hw_flags {
IEEE80211_HW_TIMING_BEACON_ONLY = 1<<26,
IEEE80211_HW_SUPPORTS_HT_CCK_RATES = 1<<27,
IEEE80211_HW_CHANCTX_STA_CSA = 1<<28,
/* bit 29 unused */
IEEE80211_HW_SUPPORTS_CLONED_SKBS = 1<<29,
IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS = 1<<30,
};

16
include/uapi/linux/nl80211.h
View File

@ -3055,14 +3055,20 @@ enum nl80211_bss_scan_width {
* @NL80211_BSS_BSSID: BSSID of the BSS (6 octets)
* @NL80211_BSS_FREQUENCY: frequency in MHz (u32)
* @NL80211_BSS_TSF: TSF of the received probe response/beacon (u64)
* (if @NL80211_BSS_PRESP_DATA is present then this is known to be
* from a probe response, otherwise it may be from the same beacon
* that the NL80211_BSS_BEACON_TSF will be from)
* @NL80211_BSS_BEACON_INTERVAL: beacon interval of the (I)BSS (u16)
* @NL80211_BSS_CAPABILITY: capability field (CPU order, u16)
* @NL80211_BSS_INFORMATION_ELEMENTS: binary attribute containing the
* raw information elements from the probe response/beacon (bin);
* if the %NL80211_BSS_BEACON_IES attribute is present, the IEs here are
* from a Probe Response frame; otherwise they are from a Beacon frame.
* if the %NL80211_BSS_BEACON_IES attribute is present and the data is
* different then the IEs here are from a Probe Response frame; otherwise
* they are from a Beacon frame.
* However, if the driver does not indicate the source of the IEs, these
* IEs may be from either frame subtype.
* If present, the @NL80211_BSS_PRESP_DATA attribute indicates that the
* data here is known to be from a probe response, without any heuristics.
* @NL80211_BSS_SIGNAL_MBM: signal strength of probe response/beacon
* in mBm (100 * dBm) (s32)
* @NL80211_BSS_SIGNAL_UNSPEC: signal strength of the probe response/beacon
@ -3074,6 +3080,10 @@ enum nl80211_bss_scan_width {
* yet been received
* @NL80211_BSS_CHAN_WIDTH: channel width of the control channel
* (u32, enum nl80211_bss_scan_width)
* @NL80211_BSS_BEACON_TSF: TSF of the last received beacon (u64)
* (not present if no beacon frame has been received yet)
* @NL80211_BSS_PRESP_DATA: the data in @NL80211_BSS_INFORMATION_ELEMENTS and
* @NL80211_BSS_TSF is known to be from a probe response (flag attribute)
* @__NL80211_BSS_AFTER_LAST: internal
* @NL80211_BSS_MAX: highest BSS attribute
*/
@ -3091,6 +3101,8 @@ enum nl80211_bss {
NL80211_BSS_SEEN_MS_AGO,
NL80211_BSS_BEACON_IES,
NL80211_BSS_CHAN_WIDTH,
NL80211_BSS_BEACON_TSF,
NL80211_BSS_PRESP_DATA,
/* keep last */
__NL80211_BSS_AFTER_LAST,

13
net/mac80211/cfg.c
View File

@ -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;

191
net/mac80211/chan.c
View File

@ -547,12 +547,12 @@ 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);
@ -637,41 +637,6 @@ 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)
{
@ -762,63 +727,6 @@ 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)
@ -1267,8 +1175,7 @@ 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;
@ -1520,6 +1427,98 @@ 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;

3
net/mac80211/debugfs_sta.c
View File

@ -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),

2
net/mac80211/ibss.c
View File

@ -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 &&

1
net/mac80211/ieee80211_i.h
View File

@ -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,

12
net/mac80211/key.c
View File

@ -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);
}

4
net/mac80211/mesh_pathtbl.c
View File

@ -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]);

14
net/mac80211/mesh_plink.c
View File

@ -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;
}
@ -1003,7 +1001,6 @@ 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) {
@ -1038,13 +1035,10 @@ 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();

33
net/mac80211/mlme.c
View File

@ -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),

2
net/mac80211/rx.c
View File

@ -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);

2
net/mac80211/scan.c
View File

@ -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);

4
net/mac80211/sta_info.c
View File

@ -1179,7 +1179,7 @@ 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;
@ -1834,7 +1834,7 @@ 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);

2
net/mac80211/sta_info.h
View File

@ -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,

3
net/mac80211/tdls.c
View File

@ -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 */

11
net/mac80211/tx.c
View File

@ -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;
}
}

4
net/mac80211/wme.c
View File

@ -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();

1
net/rfkill/rfkill-gpio.c
View File

@ -158,6 +158,7 @@ static const struct acpi_device_id rfkill_acpi_match[] = {
{ "BCM2E1A", RFKILL_TYPE_BLUETOOTH },
{ "BCM2E39", RFKILL_TYPE_BLUETOOTH },
{ "BCM2E3D", RFKILL_TYPE_BLUETOOTH },
{ "BCM2E64", RFKILL_TYPE_BLUETOOTH },
{ "BCM4752", RFKILL_TYPE_GPS },
{ "LNV4752", RFKILL_TYPE_GPS },
{ },

6
net/wireless/core.c
View File

@ -492,12 +492,6 @@ int wiphy_register(struct wiphy *wiphy)
int i;
u16 ifmodes = wiphy->interface_modes;
/*
* There are major locking problems in nl80211/mac80211 for CSA,
* disable for all drivers until this has been reworked.
*/
wiphy->flags &= ~WIPHY_FLAG_HAS_CHANNEL_SWITCH;
#ifdef CONFIG_PM
if (WARN_ON(wiphy->wowlan &&
(wiphy->wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) &&

4
net/wireless/mlme.c
View File

@ -605,7 +605,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
}
bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm,
const u8 *buf, size_t len, u32 flags, gfp_t gfp)
const u8 *buf, size_t len, u32 flags)
{
struct wiphy *wiphy = wdev->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
@ -648,7 +648,7 @@ bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_mbm,
/* Indicate the received Action frame to user space */
if (nl80211_send_mgmt(rdev, wdev, reg->nlportid,
freq, sig_mbm,
buf, len, flags, gfp))
buf, len, flags, GFP_ATOMIC))
continue;
result = true;

16
net/wireless/nl80211.c
View File

@ -6033,7 +6033,6 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
const struct cfg80211_bss_ies *ies;
void *hdr;
struct nlattr *bss;
bool tsf = false;
ASSERT_WDEV_LOCK(wdev);
@ -6060,18 +6059,27 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb,
goto nla_put_failure;
rcu_read_lock();
/* indicate whether we have probe response data or not */
if (rcu_access_pointer(res->proberesp_ies) &&
nla_put_flag(msg, NL80211_BSS_PRESP_DATA))
goto fail_unlock_rcu;
/* this pointer prefers to be pointed to probe response data
* but is always valid
*/
ies = rcu_dereference(res->ies);
if (ies) {
if (nla_put_u64(msg, NL80211_BSS_TSF, ies->tsf))
goto fail_unlock_rcu;
tsf = true;
if (ies->len && nla_put(msg, NL80211_BSS_INFORMATION_ELEMENTS,
ies->len, ies->data))
goto fail_unlock_rcu;
}
/* and this pointer is always (unless driver didn't know) beacon data */
ies = rcu_dereference(res->beacon_ies);
if (ies) {
if (!tsf && nla_put_u64(msg, NL80211_BSS_TSF, ies->tsf))
if (ies && ies->from_beacon) {
if (nla_put_u64(msg, NL80211_BSS_BEACON_TSF, ies->tsf))
goto fail_unlock_rcu;
if (ies->len && nla_put(msg, NL80211_BSS_BEACON_IES,
ies->len, ies->data))

21
net/wireless/scan.c
View File

@ -884,6 +884,7 @@ struct cfg80211_bss*
cfg80211_inform_bss_width(struct wiphy *wiphy,
struct ieee80211_channel *rx_channel,
enum nl80211_bss_scan_width scan_width,
enum cfg80211_bss_frame_type ftype,
const u8 *bssid, u64 tsf, u16 capability,
u16 beacon_interval, const u8 *ie, size_t ielen,
s32 signal, gfp_t gfp)
@ -911,21 +912,32 @@ cfg80211_inform_bss_width(struct wiphy *wiphy,
tmp.pub.beacon_interval = beacon_interval;
tmp.pub.capability = capability;
/*
* Since we do not know here whether the IEs are from a Beacon or Probe
* If we do not know here whether the IEs are from a Beacon or Probe
* Response frame, we need to pick one of the options and only use it
* with the driver that does not provide the full Beacon/Probe Response
* frame. Use Beacon frame pointer to avoid indicating that this should
* override the IEs pointer should we have received an earlier
* indication of Probe Response data.
*/
ies = kmalloc(sizeof(*ies) + ielen, gfp);
ies = kzalloc(sizeof(*ies) + ielen, gfp);
if (!ies)
return NULL;
ies->len = ielen;
ies->tsf = tsf;
ies->from_beacon = false;
memcpy(ies->data, ie, ielen);
rcu_assign_pointer(tmp.pub.beacon_ies, ies);
switch (ftype) {
case CFG80211_BSS_FTYPE_BEACON:
ies->from_beacon = true;
/* fall through to assign */
case CFG80211_BSS_FTYPE_UNKNOWN:
rcu_assign_pointer(tmp.pub.beacon_ies, ies);
break;
case CFG80211_BSS_FTYPE_PRESP:
rcu_assign_pointer(tmp.pub.proberesp_ies, ies);
break;
}
rcu_assign_pointer(tmp.pub.ies, ies);
signal_valid = abs(rx_channel->center_freq - channel->center_freq) <=
@ -982,11 +994,12 @@ cfg80211_inform_bss_width_frame(struct wiphy *wiphy,
if (!channel)
return NULL;
ies = kmalloc(sizeof(*ies) + ielen, gfp);
ies = kzalloc(sizeof(*ies) + ielen, gfp);
if (!ies)
return NULL;
ies->len = ielen;
ies->tsf = le64_to_cpu(mgmt->u.probe_resp.timestamp);
ies->from_beacon = ieee80211_is_beacon(mgmt->frame_control);
memcpy(ies->data, mgmt->u.probe_resp.variable, ielen);
if (ieee80211_is_probe_resp(mgmt->frame_control))