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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 
 kernel/drivers/net/wireless/intel/iwlwifi/dvm/sta.c
....@@ -1,25 +1,10 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /******************************************************************************
23  *
34  * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved.
45  *
56  * Portions of this file are derived from the ipw3945 project, as well
67  * as portions of the ieee80211 subsystem header files.
7
- *
8
- * This program is free software; you can redistribute it and/or modify it
9
- * under the terms of version 2 of the GNU General Public License as
10
- * published by the Free Software Foundation.
11
- *
12
- * This program is distributed in the hope that it will be useful, but WITHOUT
13
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15
- * more details.
16
- *
17
- * You should have received a copy of the GNU General Public License along with
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- * this program; if not, write to the Free Software Foundation, Inc.,
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- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
20
- *
21
- * The full GNU General Public License is included in this distribution in the
22
- * file called LICENSE.
238  *
249  * Contact Information:
2510  *  Intel Linux Wireless <linuxwifi@intel.com>
....@@ -249,7 +234,7 @@
249234 	priv->stations[index].sta.station_flags |= flags;
250235 }
251236 
252
-/**
237
+/*
253238  * iwl_prep_station - Prepare station information for addition
254239  *
255240  * should be called with sta_lock held
....@@ -338,7 +323,7 @@
338323 
339324 #define STA_WAIT_TIMEOUT (HZ/2)
340325 
341
-/**
326
+/*
342327  * iwl_add_station_common -
343328  */
344329 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
....@@ -398,7 +383,7 @@
398383 	return ret;
399384 }
400385 
401
-/**
386
+/*
402387  * iwl_sta_ucode_deactivate - deactivate ucode status for a station
403388  */
404389 static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, u8 sta_id)
....@@ -466,7 +451,7 @@
466451 	return ret;
467452 }
468453 
469
-/**
454
+/*
470455  * iwl_remove_station - Remove driver's knowledge of station.
471456  */
472457 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
....@@ -616,7 +601,7 @@
616601 	link_cmd->sta_id = sta_id;
617602 }
618603 
619
-/**
604
+/*
620605  * iwl_clear_ucode_stations - clear ucode station table bits
621606  *
622607  * This function clears all the bits in the driver indicating
....@@ -651,7 +636,7 @@
651636 			       "No active stations found to be cleared\n");
652637 }
653638 
654
-/**
639
+/*
655640  * iwl_restore_stations() - Restore driver known stations to device
656641  *
657642  * All stations considered active by driver, but not present in ucode, is
....@@ -788,7 +773,7 @@
788773 }
789774 #endif
790775 
791
-/**
776
+/*
792777  * is_lq_table_valid() - Test one aspect of LQ cmd for validity
793778  *
794779  * It sometimes happens when a HT rate has been in use and we
....@@ -822,7 +807,7 @@
822807 	return true;
823808 }
824809 
825
-/**
810
+/*
826811  * iwl_send_lq_cmd() - Send link quality command
827812  * @init: This command is sent as part of station initialization right
828813  *        after station has been added.
....@@ -1101,6 +1086,7 @@
11011086 {
11021087 	__le16 key_flags;
11031088 	struct iwl_addsta_cmd sta_cmd;
1089
+	size_t to_copy;
11041090 	int i;
11051091 
11061092 	spin_lock_bh(&priv->sta_lock);
....@@ -1120,7 +1106,9 @@
11201106 		sta_cmd.key.tkip_rx_tsc_byte2 = tkip_iv32;
11211107 		for (i = 0; i < 5; i++)
11221108 			sta_cmd.key.tkip_rx_ttak[i] = cpu_to_le16(tkip_p1k[i]);
1123
-		memcpy(sta_cmd.key.key, keyconf->key, keyconf->keylen);
1109
+		/* keyconf may contain MIC rx/tx keys which iwl does not use */
1110
+		to_copy = min_t(size_t, sizeof(sta_cmd.key.key), keyconf->keylen);
1111
+		memcpy(sta_cmd.key.key, keyconf->key, to_copy);
11241112 		break;
11251113 	case WLAN_CIPHER_SUITE_WEP104:
11261114 		key_flags |= STA_KEY_FLG_KEY_SIZE_MSK;
....@@ -1273,7 +1261,7 @@
12731261 	return ret;
12741262 }
12751263 
1276
-/**
1264
+/*
12771265  * iwlagn_alloc_bcast_station - add broadcast station into driver's station table.
12781266  *
12791267  * This adds the broadcast station into the driver's station table
....@@ -1313,7 +1301,7 @@
13131301 	return 0;
13141302 }
13151303 
1316
-/**
1304
+/*
13171305  * iwl_update_bcast_station - update broadcast station's LQ command
13181306  *
13191307  * Only used by iwlagn. Placed here to have all bcast station management
....@@ -1356,7 +1344,7 @@
13561344 	return ret;
13571345 }
13581346 
1359
-/**
1347
+/*
13601348  * iwl_sta_tx_modify_enable_tid - Enable Tx for this TID in station table
13611349  */
13621350 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid)