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path: root/drivers/net/wireless/intel/iwlwifi/dvm/sta.c
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2023-05-30wifi: iwlwifi: dvm: Fix memcpy: detected field-spanning write backtraceHans de Goede1-1/+4
[ Upstream commit ef16799640865f937719f0771c93be5dca18adc6 ] A received TKIP key may be up to 32 bytes because it may contain MIC rx/tx keys too. These are not used by iwl and copying these over overflows the iwl_keyinfo.key field. Add a check to not copy more data to iwl_keyinfo.key then will fit. This fixes backtraces like this one: memcpy: detected field-spanning write (size 32) of single field "sta_cmd.key.key" at drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1103 (size 16) WARNING: CPU: 1 PID: 946 at drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1103 iwlagn_send_sta_key+0x375/0x390 [iwldvm] <snip> Hardware name: Dell Inc. Latitude E6430/0H3MT5, BIOS A21 05/08/2017 RIP: 0010:iwlagn_send_sta_key+0x375/0x390 [iwldvm] <snip> Call Trace: <TASK> iwl_set_dynamic_key+0x1f0/0x220 [iwldvm] iwlagn_mac_set_key+0x1e4/0x280 [iwldvm] drv_set_key+0xa4/0x1b0 [mac80211] ieee80211_key_enable_hw_accel+0xa8/0x2d0 [mac80211] ieee80211_key_replace+0x22d/0x8e0 [mac80211] <snip> Link: https://www.alionet.org/index.php?topic=1469.0 Link: https://lore.kernel.org/linux-wireless/20230218191056.never.374-kees@kernel.org/ Link: https://lore.kernel.org/linux-wireless/68760035-7f75-1b23-e355-bfb758a87d83@redhat.com/ Cc: Kees Cook <keescook@chromium.org> Suggested-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-10-08iwlwifi: dvm: sta: Demote a bunch of nonconformant kernel-doc headersLee Jones1-11/+11
Fixes the following W=1 kernel build warning(s): drivers/net/wireless/intel/iwlwifi/dvm/sta.c:244: warning: Function parameter or member 'priv' not described in 'iwl_prep_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:244: warning: Function parameter or member 'ctx' not described in 'iwl_prep_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:244: warning: Function parameter or member 'addr' not described in 'iwl_prep_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:244: warning: Function parameter or member 'is_ap' not described in 'iwl_prep_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:244: warning: Function parameter or member 'sta' not described in 'iwl_prep_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:332: warning: Function parameter or member 'priv' not described in 'iwl_add_station_common' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:332: warning: Function parameter or member 'ctx' not described in 'iwl_add_station_common' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:332: warning: Function parameter or member 'addr' not described in 'iwl_add_station_common' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:332: warning: Function parameter or member 'is_ap' not described in 'iwl_add_station_common' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:332: warning: Function parameter or member 'sta' not described in 'iwl_add_station_common' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:332: warning: Function parameter or member 'sta_id_r' not described in 'iwl_add_station_common' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:390: warning: Function parameter or member 'priv' not described in 'iwl_sta_ucode_deactivate' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:390: warning: Function parameter or member 'sta_id' not described in 'iwl_sta_ucode_deactivate' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:459: warning: Function parameter or member 'priv' not described in 'iwl_remove_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:459: warning: Function parameter or member 'sta_id' not described in 'iwl_remove_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:459: warning: Function parameter or member 'addr' not described in 'iwl_remove_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:614: warning: Function parameter or member 'priv' not described in 'iwl_clear_ucode_stations' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:614: warning: Function parameter or member 'ctx' not described in 'iwl_clear_ucode_stations' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:648: warning: Function parameter or member 'priv' not described in 'iwl_restore_stations' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:648: warning: Function parameter or member 'ctx' not described in 'iwl_restore_stations' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:790: warning: Function parameter or member 'priv' not described in 'is_lq_table_valid' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:790: warning: Function parameter or member 'ctx' not described in 'is_lq_table_valid' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:790: warning: Function parameter or member 'lq' not described in 'is_lq_table_valid' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:822: warning: Function parameter or member 'priv' not described in 'iwl_send_lq_cmd' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:822: warning: Function parameter or member 'ctx' not described in 'iwl_send_lq_cmd' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:822: warning: Function parameter or member 'lq' not described in 'iwl_send_lq_cmd' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:822: warning: Function parameter or member 'flags' not described in 'iwl_send_lq_cmd' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1270: warning: Function parameter or member 'priv' not described in 'iwlagn_alloc_bcast_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1270: warning: Function parameter or member 'ctx' not described in 'iwlagn_alloc_bcast_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1309: warning: Function parameter or member 'priv' not described in 'iwl_update_bcast_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1309: warning: Function parameter or member 'ctx' not described in 'iwl_update_bcast_station' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1348: warning: Function parameter or member 'priv' not described in 'iwl_sta_tx_modify_enable_tid' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1348: warning: Function parameter or member 'sta_id' not described in 'iwl_sta_tx_modify_enable_tid' drivers/net/wireless/intel/iwlwifi/dvm/sta.c:1348: warning: Function parameter or member 'tid' not described in 'iwl_sta_tx_modify_enable_tid' Cc: Johannes Berg <johannes.berg@intel.com> Cc: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Cc: Luca Coelho <luciano.coelho@intel.com> Cc: Intel Linux Wireless <linuxwifi@intel.com> Cc: Kalle Valo <kvalo@codeaurora.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jakub Kicinski <kuba@kernel.org> Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/20200910065431.657636-8-lee.jones@linaro.org
2019-06-05treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 322Thomas Gleixner1-12/+1
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of version 2 of the gnu general public license as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details the full gnu general public license is included in this distribution in the file called license extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 29 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190530000435.438503728@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-08-31iwlwifi: remove all occurrences of the FSF address paragraphLuca Coelho1-4/+0
The Free Software Foundation address is superfluous and causes checkpatch to issue a warning when present. Remove all paragraphs with FSF's address to prevent that. Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2016-04-12cfg80211: remove enum ieee80211_bandJohannes Berg1-1/+1
This enum is already perfectly aliased to enum nl80211_band, and the only reason for it is that we get IEEE80211_NUM_BANDS out of it. There's no really good reason to not declare the number of bands in nl80211 though, so do that and remove the cfg80211 one. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-12-20iwlwifi: change the Intel Wireless email addressEmmanuel Grumbach1-1/+1
ilw@linux.intel.com is not available anymore. linuxwifi@intel.com should be used instead. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-11-18iwlwifi: move under intel vendor directoryKalle Valo1-0/+1442
Part of reorganising wireless drivers directory and Kconfig. Signed-off-by: Kalle Valo <kvalo@codeaurora.org>