Merging upstream version 6.9.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

6 files changed, 60 insertions, 25 deletions

diff --git a/net/wireless/core.c b/net/wireless/core.c
index 3fb1b63735..4b1f45e307 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -431,7 +431,7 @@ static void cfg80211_wiphy_work(struct work_struct *work)
 	if (wk) {
 		list_del_init(&wk->entry);
 		if (!list_empty(&rdev->wiphy_work_list))
-			schedule_work(work);
+			queue_work(system_unbound_wq, work);
 		spin_unlock_irq(&rdev->wiphy_work_lock);
 
 		wk->func(&rdev->wiphy, wk);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 30ff9a4708..65c416e8d2 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -9162,6 +9162,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
 	struct wiphy *wiphy;
 	int err, tmp, n_ssids = 0, n_channels, i;
 	size_t ie_len, size;
+	size_t ssids_offset, ie_offset;
 
 	wiphy = &rdev->wiphy;
 
@@ -9207,21 +9208,20 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info)
 		return -EINVAL;
 
 	size = struct_size(request, channels, n_channels);
+	ssids_offset = size;
 	size = size_add(size, array_size(sizeof(*request->ssids), n_ssids));
+	ie_offset = size;
 	size = size_add(size, ie_len);
 	request = kzalloc(size, GFP_KERNEL);
 	if (!request)
 		return -ENOMEM;
+	request->n_channels = n_channels;
 
 	if (n_ssids)
-		request->ssids = (void *)&request->channels[n_channels];
+		request->ssids = (void *)request + ssids_offset;
 	request->n_ssids = n_ssids;
-	if (ie_len) {
-		if (n_ssids)
-			request->ie = (void *)(request->ssids + n_ssids);
-		else
-			request->ie = (void *)(request->channels + n_channels);
-	}
+	if (ie_len)
+		request->ie = (void *)request + ie_offset;
 
 	i = 0;
 	if (scan_freqs) {
diff --git a/net/wireless/pmsr.c b/net/wireless/pmsr.c
index e106dcea39..c569c37da3 100644
--- a/net/wireless/pmsr.c
+++ b/net/wireless/pmsr.c
@@ -56,7 +56,7 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
 	out->ftm.burst_period = 0;
 	if (tb[NL80211_PMSR_FTM_REQ_ATTR_BURST_PERIOD])
 		out->ftm.burst_period =
-			nla_get_u32(tb[NL80211_PMSR_FTM_REQ_ATTR_BURST_PERIOD]);
+			nla_get_u16(tb[NL80211_PMSR_FTM_REQ_ATTR_BURST_PERIOD]);
 
 	out->ftm.asap = !!tb[NL80211_PMSR_FTM_REQ_ATTR_ASAP];
 	if (out->ftm.asap && !capa->ftm.asap) {
@@ -75,7 +75,7 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
 	out->ftm.num_bursts_exp = 0;
 	if (tb[NL80211_PMSR_FTM_REQ_ATTR_NUM_BURSTS_EXP])
 		out->ftm.num_bursts_exp =
-			nla_get_u32(tb[NL80211_PMSR_FTM_REQ_ATTR_NUM_BURSTS_EXP]);
+			nla_get_u8(tb[NL80211_PMSR_FTM_REQ_ATTR_NUM_BURSTS_EXP]);
 
 	if (capa->ftm.max_bursts_exponent >= 0 &&
 	    out->ftm.num_bursts_exp > capa->ftm.max_bursts_exponent) {
@@ -88,7 +88,7 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
 	out->ftm.burst_duration = 15;
 	if (tb[NL80211_PMSR_FTM_REQ_ATTR_BURST_DURATION])
 		out->ftm.burst_duration =
-			nla_get_u32(tb[NL80211_PMSR_FTM_REQ_ATTR_BURST_DURATION]);
+			nla_get_u8(tb[NL80211_PMSR_FTM_REQ_ATTR_BURST_DURATION]);
 
 	out->ftm.ftms_per_burst = 0;
 	if (tb[NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST])
@@ -107,7 +107,7 @@ static int pmsr_parse_ftm(struct cfg80211_registered_device *rdev,
 	out->ftm.ftmr_retries = 3;
 	if (tb[NL80211_PMSR_FTM_REQ_ATTR_NUM_FTMR_RETRIES])
 		out->ftm.ftmr_retries =
-			nla_get_u32(tb[NL80211_PMSR_FTM_REQ_ATTR_NUM_FTMR_RETRIES]);
+			nla_get_u8(tb[NL80211_PMSR_FTM_REQ_ATTR_NUM_FTMR_RETRIES]);
 
 	out->ftm.request_lci = !!tb[NL80211_PMSR_FTM_REQ_ATTR_REQUEST_LCI];
 	if (out->ftm.request_lci && !capa->ftm.request_lci) {
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 5a5dd3ce49..ecea8c08e2 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -2128,7 +2128,8 @@ static bool cfg80211_6ghz_power_type_valid(const u8 *ie, size_t ielen,
 	struct ieee80211_he_operation *he_oper;
 
 	tmp = cfg80211_find_ext_elem(WLAN_EID_EXT_HE_OPERATION, ie, ielen);
-	if (tmp && tmp->datalen >= sizeof(*he_oper) + 1) {
+	if (tmp && tmp->datalen >= sizeof(*he_oper) + 1 &&
+	    tmp->datalen >= ieee80211_he_oper_size(tmp->data + 1)) {
 		const struct ieee80211_he_6ghz_oper *he_6ghz_oper;
 
 		he_oper = (void *)&tmp->data[1];
@@ -2207,12 +2208,16 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
 	tmp.pub.use_for = data->use_for;
 	tmp.pub.cannot_use_reasons = data->cannot_use_reasons;
 
-	if (data->bss_source != BSS_SOURCE_DIRECT) {
+	switch (data->bss_source) {
+	case BSS_SOURCE_MBSSID:
 		tmp.pub.transmitted_bss = data->source_bss;
+		fallthrough;
+	case BSS_SOURCE_STA_PROFILE:
 		ts = bss_from_pub(data->source_bss)->ts;
 		tmp.pub.bssid_index = data->bssid_index;
 		tmp.pub.max_bssid_indicator = data->max_bssid_indicator;
-	} else {
+		break;
+	case BSS_SOURCE_DIRECT:
 		ts = jiffies;
 
 		if (channel->band == NL80211_BAND_60GHZ) {
@@ -2227,6 +2232,7 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
 				regulatory_hint_found_beacon(wiphy, channel,
 							     gfp);
 		}
+		break;
 	}
 
 	/*
@@ -2655,6 +2661,7 @@ struct tbtt_info_iter_data {
 	u8 param_ch_count;
 	u32 use_for;
 	u8 mld_id, link_id;
+	bool non_tx;
 };
 
 static enum cfg80211_rnr_iter_ret
@@ -2665,14 +2672,20 @@ cfg802121_mld_ap_rnr_iter(void *_data, u8 type,
 	const struct ieee80211_rnr_mld_params *mld_params;
 	struct tbtt_info_iter_data *data = _data;
 	u8 link_id;
+	bool non_tx = false;
 
 	if (type == IEEE80211_TBTT_INFO_TYPE_TBTT &&
 	    tbtt_info_len >= offsetofend(struct ieee80211_tbtt_info_ge_11,
-					 mld_params))
-		mld_params = (void *)(tbtt_info +
-				      offsetof(struct ieee80211_tbtt_info_ge_11,
-					       mld_params));
-	else if (type == IEEE80211_TBTT_INFO_TYPE_MLD &&
+					 mld_params)) {
+		const struct ieee80211_tbtt_info_ge_11 *tbtt_info_ge_11 =
+			(void *)tbtt_info;
+
+		non_tx = (tbtt_info_ge_11->bss_params &
+			  (IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID |
+			   IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID)) ==
+			 IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID;
+		mld_params = &tbtt_info_ge_11->mld_params;
+	} else if (type == IEEE80211_TBTT_INFO_TYPE_MLD &&
 		 tbtt_info_len >= sizeof(struct ieee80211_rnr_mld_params))
 		mld_params = (void *)tbtt_info;
 	else
@@ -2691,6 +2704,7 @@ cfg802121_mld_ap_rnr_iter(void *_data, u8 type,
 	data->param_ch_count =
 		le16_get_bits(mld_params->params,
 			      IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT);
+	data->non_tx = non_tx;
 
 	if (type == IEEE80211_TBTT_INFO_TYPE_TBTT)
 		data->use_for = NL80211_BSS_USE_FOR_ALL;
@@ -2702,7 +2716,7 @@ cfg802121_mld_ap_rnr_iter(void *_data, u8 type,
 static u8
 cfg80211_rnr_info_for_mld_ap(const u8 *ie, size_t ielen, u8 mld_id, u8 link_id,
 			     const struct ieee80211_neighbor_ap_info **ap_info,
-			     u8 *param_ch_count)
+			     u8 *param_ch_count, bool *non_tx)
 {
 	struct tbtt_info_iter_data data = {
 		.mld_id = mld_id,
@@ -2713,6 +2727,7 @@ cfg80211_rnr_info_for_mld_ap(const u8 *ie, size_t ielen, u8 mld_id, u8 link_id,
 
 	*ap_info = data.ap_info;
 	*param_ch_count = data.param_ch_count;
+	*non_tx = data.non_tx;
 
 	return data.use_for;
 }
@@ -2892,6 +2907,7 @@ cfg80211_parse_ml_elem_sta_data(struct wiphy *wiphy,
 		ssize_t profile_len;
 		u8 param_ch_count;
 		u8 link_id, use_for;
+		bool non_tx;
 
 		if (!ieee80211_mle_basic_sta_prof_size_ok((u8 *)mle->sta_prof[i],
 							  mle->sta_prof_len[i]))
@@ -2937,10 +2953,24 @@ cfg80211_parse_ml_elem_sta_data(struct wiphy *wiphy,
 						       tx_data->ielen,
 						       mld_id, link_id,
 						       &ap_info,
-						       &param_ch_count);
+						       &param_ch_count,
+						       &non_tx);
 		if (!use_for)
 			continue;
 
+		/*
+		 * As of 802.11be_D5.0, the specification does not give us any
+		 * way of discovering both the MaxBSSID and the Multiple-BSSID
+		 * Index. It does seem like the Multiple-BSSID Index element
+		 * may be provided, but section 9.4.2.45 explicitly forbids
+		 * including a Multiple-BSSID Element (in this case without any
+		 * subelements).
+		 * Without both pieces of information we cannot calculate the
+		 * reference BSSID, so simply ignore the BSS.
+		 */
+		if (non_tx)
+			continue;
+
 		/* We could sanity check the BSSID is included */
 
 		if (!ieee80211_operating_class_to_band(ap_info->op_class,
diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c
index 565511a3f4..62f26618f6 100644
--- a/net/wireless/sysfs.c
+++ b/net/wireless/sysfs.c
@@ -5,7 +5,7 @@
  *
  * Copyright 2005-2006	Jiri Benc <jbenc@suse.cz>
  * Copyright 2006	Johannes Berg <johannes@sipsolutions.net>
- * Copyright (C) 2020-2021, 2023 Intel Corporation
+ * Copyright (C) 2020-2021, 2023-2024 Intel Corporation
  */
 
 #include <linux/device.h>
@@ -137,7 +137,7 @@ static int wiphy_resume(struct device *dev)
 	if (rdev->wiphy.registered && rdev->ops->resume)
 		ret = rdev_resume(rdev);
 	rdev->suspended = false;
-	schedule_work(&rdev->wiphy_work);
+	queue_work(system_unbound_wq, &rdev->wiphy_work);
 	wiphy_unlock(&rdev->wiphy);
 
 	if (ret)
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 2bde8a3546..082c6f9c54 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -2549,6 +2549,7 @@ int cfg80211_get_station(struct net_device *dev, const u8 *mac_addr,
 {
 	struct cfg80211_registered_device *rdev;
 	struct wireless_dev *wdev;
+	int ret;
 
 	wdev = dev->ieee80211_ptr;
 	if (!wdev)
@@ -2560,7 +2561,11 @@ int cfg80211_get_station(struct net_device *dev, const u8 *mac_addr,
 
 	memset(sinfo, 0, sizeof(*sinfo));
 
-	return rdev_get_station(rdev, dev, mac_addr, sinfo);
+	wiphy_lock(&rdev->wiphy);
+	ret = rdev_get_station(rdev, dev, mac_addr, sinfo);
+	wiphy_unlock(&rdev->wiphy);
+
+	return ret;
 }
 EXPORT_SYMBOL(cfg80211_get_station);