Merge v6.12.43linux-rolling-lts

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

5 files changed, 34 insertions, 12 deletions

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a72c1d9edb4a..2890dde9b3bf 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1879,12 +1879,12 @@ static int sta_link_apply_parameters(struct ieee80211_local *local,
 	}
 
 	if (params->supported_rates &&
-	    params->supported_rates_len) {
-		ieee80211_parse_bitrates(link->conf->chanreq.oper.width,
-					 sband, params->supported_rates,
-					 params->supported_rates_len,
-					 &link_sta->pub->supp_rates[sband->band]);
-	}
+	    params->supported_rates_len &&
+	    !ieee80211_parse_bitrates(link->conf->chanreq.oper.width,
+				      sband, params->supported_rates,
+				      params->supported_rates_len,
+				      &link_sta->pub->supp_rates[sband->band]))
+		return -EINVAL;
 
 	if (params->ht_capa)
 		ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index 282e8c13e2bf..e3b46df95b71 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -1349,6 +1349,7 @@ ieee80211_link_use_reserved_reassign(struct ieee80211_link_data *link)
 		goto out;
 	}
 
+	link->radar_required = link->reserved_radar_required;
 	list_move(&link->assigned_chanctx_list, &new_ctx->assigned_links);
 	rcu_assign_pointer(link_conf->chanctx_conf, &new_ctx->conf);
 
diff --git a/net/mac80211/link.c b/net/mac80211/link.c
index 9484449d6a34..cafedc5ecd44 100644
--- a/net/mac80211/link.c
+++ b/net/mac80211/link.c
@@ -2,7 +2,7 @@
 /*
  * MLO link handling
  *
- * Copyright (C) 2022-2024 Intel Corporation
+ * Copyright (C) 2022-2025 Intel Corporation
  */
 #include <linux/slab.h>
 #include <linux/kernel.h>
@@ -365,6 +365,13 @@ static int ieee80211_vif_update_links(struct ieee80211_sub_if_data *sdata,
 			ieee80211_update_apvlan_links(sdata);
 	}
 
+	/*
+	 * Ignore errors if we are only removing links as removal should
+	 * always succeed
+	 */
+	if (!new_links)
+		ret = 0;
+
 	if (ret) {
 		/* restore config */
 		memcpy(sdata->link, old_data, sizeof(old_data));
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index fd7434995a47..5a9a84a0cc35 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2243,7 +2243,8 @@ ieee80211_sta_abort_chanswitch(struct ieee80211_link_data *link)
 	if (!local->ops->abort_channel_switch)
 		return;
 
-	ieee80211_link_unreserve_chanctx(link);
+	if (rcu_access_pointer(link->conf->chanctx_conf))
+		ieee80211_link_unreserve_chanctx(link);
 
 	ieee80211_vif_unblock_queues_csa(sdata);
 
@@ -4291,6 +4292,7 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
 	struct ieee80211_prep_tx_info info = {
 		.subtype = IEEE80211_STYPE_AUTH,
 	};
+	bool sae_need_confirm = false;
 
 	lockdep_assert_wiphy(sdata->local->hw.wiphy);
 
@@ -4336,6 +4338,8 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
 				jiffies + IEEE80211_AUTH_WAIT_SAE_RETRY;
 			ifmgd->auth_data->timeout_started = true;
 			run_again(sdata, ifmgd->auth_data->timeout);
+			if (auth_transaction == 1)
+				sae_need_confirm = true;
 			goto notify_driver;
 		}
 
@@ -4379,6 +4383,9 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
 		if (!ieee80211_mark_sta_auth(sdata))
 			return; /* ignore frame -- wait for timeout */
 	} else if (ifmgd->auth_data->algorithm == WLAN_AUTH_SAE &&
+		   auth_transaction == 1) {
+		sae_need_confirm = true;
+	} else if (ifmgd->auth_data->algorithm == WLAN_AUTH_SAE &&
 		   auth_transaction == 2) {
 		sdata_info(sdata, "SAE peer confirmed\n");
 		ifmgd->auth_data->peer_confirmed = true;
@@ -4386,7 +4393,8 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
 
 	cfg80211_rx_mlme_mgmt(sdata->dev, (u8 *)mgmt, len);
 notify_driver:
-	drv_mgd_complete_tx(sdata->local, sdata, &info);
+	if (!sae_need_confirm)
+		drv_mgd_complete_tx(sdata->local, sdata, &info);
 }
 
 #define case_WLAN(type) \
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 8e1d00efa62e..8c0d91dfd7e2 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -4283,10 +4283,16 @@ static bool ieee80211_rx_data_set_sta(struct ieee80211_rx_data *rx,
 		rx->link_sta = NULL;
 	}
 
-	if (link_id < 0)
-		rx->link = &rx->sdata->deflink;
-	else if (!ieee80211_rx_data_set_link(rx, link_id))
+	if (link_id < 0) {
+		if (ieee80211_vif_is_mld(&rx->sdata->vif) &&
+		    sta && !sta->sta.valid_links)
+			rx->link =
+				rcu_dereference(rx->sdata->link[sta->deflink.link_id]);
+		else
+			rx->link = &rx->sdata->deflink;
+	} else if (!ieee80211_rx_data_set_link(rx, link_id)) {
 		return false;
+	}
 
 	return true;
 }