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OpenCloudOS-Kernel/net/mac80211
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Ping-Ke Shih b98c16107c wifi: mac80211: limit reorder_buf_filtered to avoid UBSAN warning 
The commit 06470f7468 ("mac80211: add API to allow filtering frames in BA sessions")
added reorder_buf_filtered to mark frames filtered by firmware, and it
can only work correctly if hw.max_rx_aggregation_subframes <= 64 since
it stores the bitmap in a u64 variable.

However, new HE or EHT devices can support BlockAck number up to 256 or
1024, and then using a higher subframe index leads UBSAN warning:

 UBSAN: shift-out-of-bounds in net/mac80211/rx.c:1129:39
 shift exponent 215 is too large for 64-bit type 'long long unsigned int'
 Call Trace:
  <IRQ>
  dump_stack_lvl+0x48/0x70
  dump_stack+0x10/0x20
  __ubsan_handle_shift_out_of_bounds+0x1ac/0x360
  ieee80211_release_reorder_frame.constprop.0.cold+0x64/0x69 [mac80211]
  ieee80211_sta_reorder_release+0x9c/0x400 [mac80211]
  ieee80211_prepare_and_rx_handle+0x1234/0x1420 [mac80211]
  ieee80211_rx_list+0xaef/0xf60 [mac80211]
  ieee80211_rx_napi+0x53/0xd0 [mac80211]

Since only old hardware that supports <=64 BlockAck uses
ieee80211_mark_rx_ba_filtered_frames(), limit the use as it is, so add a
WARN_ONCE() and comment to note to avoid using this function if hardware
capability is not suitable.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://lore.kernel.org/r/20230818014004.16177-1-pkshih@realtek.com
[edit commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
 		2023-08-21 09:49:54 +02:00
..
Kconfig ath9k: fix build error with LEDS_CLASS=m 2021-01-28 09:29:34 +02:00
Makefile wifi: mac80211: move link code to a new file 2022-09-03 17:02:25 +02:00
aead_api.c mac80211: Check crypto_aead_encrypt for errors 2021-03-16 21:20:41 +01:00
aead_api.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
aes_ccm.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
aes_cmac.c mac80211: aes_cmac: check crypto_shash_setkey() return value 2021-04-19 12:01:40 +02:00
aes_cmac.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
aes_gcm.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
aes_gmac.c mac80211: Check crypto_aead_encrypt for errors 2021-03-16 21:20:41 +01:00
aes_gmac.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
agg-rx.c wifi: mac80211: remove support for AddBA with fragmentation 2022-10-07 15:24:31 +02:00
agg-tx.c wifi: mac80211: agg-tx: prevent start/stop race 2023-06-19 13:12:43 +02:00
airtime.c wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration 2022-11-25 12:45:53 +01:00
cfg.c wifi: mac80211: always hold sdata lock in chanctx assign/unassign 2023-06-21 14:01:28 +02:00
chan.c wifi: mac80211: add consistency check for compat chandef 2023-06-19 12:05:28 +02:00
debug.h wifi: mac80211: Add getter functions for vif MLD state 2023-06-14 12:20:08 +02:00
debugfs.c wifi: mac80211: remove return value check of debugfs_create_dir() 2023-04-20 11:46:07 +02:00
debugfs.h
…
debugfs_key.c wifi: mac80211: reorg some iface data structs for MLD 2022-06-20 12:55:06 +02:00
debugfs_key.h mac80211: Support BIGTK configuration for Beacon protection 2020-02-24 10:35:57 +01:00
debugfs_netdev.c wifi: mac80211: Add debugfs entry to report dormant links 2023-06-19 12:05:19 +02:00
debugfs_netdev.h wifi: mac80211: add netdev per-link debugfs data and driver hook 2023-03-07 10:56:06 +01:00
debugfs_sta.c wifi: mac80211: add eht_capa debugfs field 2023-06-19 17:34:55 +02:00
debugfs_sta.h wifi: mac80211: add API to show the link STAs in debugfs 2022-10-07 15:23:41 +02:00
driver-ops.c wifi: mac80211: add netdev per-link debugfs data and driver hook 2023-03-07 10:56:06 +01:00
driver-ops.h wifi: mac80211: stop warning after reconfig failures 2023-06-06 14:17:21 +02:00
drop.h mac80211: use the new drop reasons infrastructure 2023-04-20 20:20:49 -07:00
eht.c wifi: mac80211: add helpers to access sband iftype data 2023-06-14 11:57:29 +02:00
ethtool.c wifi: mac80211: read ethtool's sta_stats from sinfo 2022-08-26 09:56:54 +02:00
fils_aead.c mac80211: fils: use cfg80211_find_ext_elem() 2021-10-21 17:01:16 +02:00
fils_aead.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
he.c wifi: mac80211: add helpers to access sband iftype data 2023-06-14 11:57:29 +02:00
ht.c wifi: mac80211: use wiphy work for SMPS 2023-06-07 19:53:22 +02:00
ibss.c wifi: mac80211: ibss: move disconnect to wiphy work 2023-06-07 19:53:27 +02:00
ieee80211_i.h wifi: mac80211: store BSS param change count from assoc response 2023-06-21 14:01:28 +02:00
iface.c wifi: mac80211: always hold sdata lock in chanctx assign/unassign 2023-06-21 14:01:28 +02:00
key.c wifi: mac80211: mark keys as uploaded when added by the driver 2023-06-21 14:14:14 +02:00
key.h wifi: mac80211: implement link switching 2022-09-06 10:17:20 +02:00
led.c leds: Change led_trigger_blink[_oneshot]() delay parameters to pass-by-value 2023-05-25 12:16:27 +01:00
led.h leds: Change led_trigger_blink[_oneshot]() delay parameters to pass-by-value 2023-05-25 12:16:27 +01:00
link.c wifi: mac80211: add set_active_links variant not locking sdata 2023-06-19 13:11:35 +02:00
main.c wifi: mac80211: mlme: move disconnects to wiphy work 2023-06-07 19:53:29 +02:00
mesh.c wifi: mac80211: use wiphy work for sdata->work 2023-06-07 19:53:18 +02:00
mesh.h wifi: mac80211: consistently use u64 for BSS changes 2023-06-06 14:16:48 +02:00
mesh_hwmp.c wifi: mac80211: use wiphy work for sdata->work 2023-06-07 19:53:18 +02:00
mesh_pathtbl.c wifi: mac80211: mesh fast xmit support 2023-03-22 13:31:18 +01:00
mesh_plink.c wifi: mac80211: consistently use u64 for BSS changes 2023-06-06 14:16:48 +02:00
mesh_ps.c wifi: mac80211: consistently use u64 for BSS changes 2023-06-06 14:16:48 +02:00
mesh_sync.c mac80211: mesh: clean up rx_bcn_presp API 2021-09-23 16:26:33 +02:00
michael.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
michael.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
mlme.c wifi: mac80211: store BSS param change count from assoc response 2023-06-21 14:01:28 +02:00
ocb.c wifi: mac80211: use wiphy work for sdata->work 2023-06-07 19:53:18 +02:00
offchannel.c wifi: mac80211: pass roc->sdata to drv_cancel_remain_on_channel() 2023-06-14 12:20:08 +02:00
pm.c mac80211: Prevent AP probing during suspend 2021-10-21 17:27:51 +02:00
rate.c wifi: mac80211: make ieee80211_check_rate_mask() link-aware 2022-07-15 11:43:21 +02:00
rate.h wifi: mac80211: make ieee80211_check_rate_mask() link-aware 2022-07-15 11:43:21 +02:00
rc80211_minstrel_ht.c mac80211: minstrel_ht: remove unused n_supported variable 2023-03-30 11:21:17 +02:00
rc80211_minstrel_ht.h wifi: mac80211: minstrel_ht: remove unused has_mrr member from struct minstrel_priv 2022-10-07 15:25:05 +02:00
rc80211_minstrel_ht_debugfs.c mac80211: minstrel_ht: show sampling rates in debugfs 2021-02-12 08:58:11 +01:00
rx.c wifi: mac80211: limit reorder_buf_filtered to avoid UBSAN warning 2023-08-21 09:49:54 +02:00
s1g.c wifi: mac80211: Set TWT Information Frame Disabled bit as 1 2022-11-02 09:50:40 +01:00
scan.c wifi: mac80211: use new inform_bss callback 2023-06-19 12:05:28 +02:00
spectmgmt.c wifi: mac80211: separate out connection downgrade flags 2022-07-15 11:43:14 +02:00
sta_info.c wifi: mac80211: avoid lockdep checking when removing deflink 2023-06-21 14:01:28 +02:00
sta_info.h wifi: mac80211: use bullet list for amsdu_mesh_control formats list 2023-03-24 10:56:23 +01:00
status.c wifi: mac80211: use wiphy work for sdata->work 2023-06-07 19:53:18 +02:00
tdls.c wifi: mac80211: Extend AID element addition for TDLS frames 2023-06-19 12:05:28 +02:00
tkip.c mac80211: Fix TKIP replay protection immediately after key setup 2020-01-15 09:52:12 +01:00
tkip.h Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2019-07-08 20:57:08 -07:00
trace.c
…
trace.h wifi: mac80211: Replace strlcpy with strscpy 2023-06-14 12:32:19 +02:00
trace_msg.h mac80211: tracing: Use the new __vstring() helper 2022-07-24 19:11:17 -04:00
tx.c Notable changes this time around: 2023-06-22 20:09:13 -07:00
util.c wifi: mac80211: fix CRC calculation for extended elems 2023-06-21 14:01:28 +02:00
vht.c wifi: mac80211: Allow NSS change only up to capability 2023-02-14 12:35:02 +01:00
wep.c mac80211: make ieee80211_wep_init() return void 2020-02-07 12:40:34 +01:00
wep.h mac80211: make ieee80211_wep_init() return void 2020-02-07 12:40:34 +01:00
wme.c wifi: mac80211: fix qos on mesh interfaces 2023-03-22 13:46:38 +01:00
wme.h wifi: mac80211: Drop support for TX push path 2022-10-10 11:06:14 +02:00
wpa.c mac80211: use the new drop reasons infrastructure 2023-04-20 20:20:49 -07:00
wpa.h wifi: mac80211: remove cipher scheme support 2022-06-10 15:35:53 +02:00