linux/net/mac80211
Christian Lamparter f9e124fbd8 mac80211: protect rx-path with spinlock
This patch fixes the problem which was discussed in
"mac80211: Fix PN corruption in case of multiple
virtual interface" [1].

Amit Shakya reported a serious issue with my patch:
mac80211: serialize rx path workers" [2]:

In case, ieee80211_rx_handlers processing is going on
for skbs received on one vif and at the same time, rx
aggregation reorder timer expires on another vif then
sta_rx_agg_reorder_timer_expired is invoked and it will
push skbs into the single queue (local->rx_skb_queue).

ieee80211_rx_handlers in the while loop assumes that
the skbs are for the same sdata and sta. This assumption
doesn't hold good in this scenario and the PN gets
corrupted by PN received in other vif's skb, causing
traffic to stop due to PN mismatch."

[1] Message-Id: http://mid.gmane.org/201302041844.44436.chunkeey@googlemail.com
[2] Commit-Id: 24a8fdad35

Reported-by: Amit Shakya <amit.shakya@stericsson.com>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2013-02-11 18:44:55 +01:00
..
aes_ccm.c mac80211: use AES_BLOCK_SIZE 2011-07-08 11:11:24 -04:00
aes_ccm.h mac80211: use AES_BLOCK_SIZE 2011-07-08 11:11:24 -04:00
aes_cmac.c mac80211: include export.h in aes_cmac 2012-11-07 18:01:54 +01:00
aes_cmac.h mac80211: fix CMAC races 2011-07-08 11:11:20 -04:00
agg-rx.c mac80211: improve aggregation debug messages 2013-01-18 21:55:15 +01:00
agg-tx.c mac80211: fix aggregation state with current drivers 2013-01-24 15:43:51 +01:00
cfg.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
cfg.h
chan.c mac80211: fix channel context iteration 2013-01-03 13:01:35 +01:00
debug.h mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
debugfs_key.c mac80211: add debug file for mic failure 2012-12-05 09:44:41 +01:00
debugfs_key.h mac80211: support separate default keys 2010-12-13 15:23:29 -05:00
debugfs_netdev.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
debugfs_netdev.h
debugfs_sta.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
debugfs_sta.h
debugfs.c mac80211: inform the driver about update of dtim_period 2013-01-31 14:05:38 +01:00
debugfs.h mac80211: use __printf attribute in debugfs 2012-10-18 09:01:57 +02:00
driver-ops.h mac80211: support mesh rate updates 2013-01-24 16:03:52 +01:00
event.c
ht.c mac80211: unset peer's HT 40 MHz support if not usable 2013-01-03 13:01:45 +01:00
ibss.c cfg80211: pass wiphy to cfg80211_ref_bss/put_bss 2013-02-11 18:44:52 +01:00
ieee80211_i.h mac80211: protect rx-path with spinlock 2013-02-11 18:44:55 +01:00
iface.c mac80211: remove ARP filter enable/disable logic 2013-01-18 21:20:34 +01:00
Kconfig mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
key.c mac80211: add op to configure default key id 2013-01-18 13:30:21 +01:00
key.h mac80211: add debug file for mic failure 2012-12-05 09:44:41 +01:00
led.c leds: Rename led_brightness_set() to led_set_brightness() 2012-07-24 07:52:34 +08:00
led.h mac80211: selective throughput LED trigger active 2010-12-22 14:33:37 -05:00
main.c mac80211: protect rx-path with spinlock 2013-02-11 18:44:55 +01:00
Makefile mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
mesh_hwmp.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
mesh_pathtbl.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
mesh_plink.c mac80211: fix mesh sta teardown 2013-02-11 18:44:54 +01:00
mesh_ps.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
mesh_sync.c mac80211: fix for mesh sync to indicate TBTT adjustment 2012-11-30 12:41:46 +01:00
mesh.c mac80211: Add the DS Params for mesh to every band 2013-02-11 18:44:54 +01:00
mesh.h mac80211: fix mesh sta teardown 2013-02-11 18:44:54 +01:00
michael.c
michael.h
mlme.c cfg80211: pass wiphy to cfg80211_ref_bss/put_bss 2013-02-11 18:44:52 +01:00
offchannel.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless 2013-01-28 13:54:03 -05:00
pm.c cfg80211/mac80211: support reporting wakeup reason 2013-01-31 14:00:21 +01:00
rate.c mac80211: convert to channel definition struct 2012-11-26 12:42:59 +01:00
rate.h mac80211: convert to channel definition struct 2012-11-26 12:42:59 +01:00
rc80211_minstrel_debugfs.c net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules 2011-10-31 19:30:30 -04:00
rc80211_minstrel_ht_debugfs.c net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules 2011-10-31 19:30:30 -04:00
rc80211_minstrel_ht.c mac80211: simplify loop in minstrel_ht 2012-11-30 13:45:38 +01:00
rc80211_minstrel_ht.h minstrel_ht: move minstrel_mcs_groups declaration to header file 2010-06-24 15:42:18 -04:00
rc80211_minstrel.c minstrel: update stats after processing status 2012-12-10 22:51:50 +01:00
rc80211_minstrel.h minstrel_ht: fixed rate mode through debugfs 2011-06-01 15:12:29 -04:00
rc80211_pid_algo.c net: fix assignment of 0/1 to bool variables. 2011-12-19 22:27:29 -05:00
rc80211_pid_debugfs.c net: Add export.h for EXPORT_SYMBOL/THIS_MODULE to non-modules 2011-10-31 19:30:30 -04:00
rc80211_pid.h Fix common misspellings 2011-03-31 11:26:23 -03:00
rx.c mac80211: protect rx-path with spinlock 2013-02-11 18:44:55 +01:00
scan.c cfg80211: pass wiphy to cfg80211_ref_bss/put_bss 2013-02-11 18:44:52 +01:00
spectmgmt.c mac80211: Remove unnecessary OOM logging messages 2011-09-13 15:45:02 -04:00
sta_info.c mac80211: fix mesh sta teardown 2013-02-11 18:44:54 +01:00
sta_info.h wireless: fix kernel-doc 2013-02-11 18:44:53 +01:00
status.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
tkip.c mac80211: remove TKIP debug 2012-06-22 11:26:58 +02:00
tkip.h mac80211: fix TKIP races, make API easier to use 2011-07-08 11:11:19 -04:00
trace.c mac80211: trace debug messages 2012-06-24 11:33:18 +02:00
trace.h mac80211: provide the vif in rssi_callback 2013-01-24 15:41:29 +01:00
tx.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
util.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
vht.c mac80211: VHT peer STA caps 2012-10-17 11:02:14 +02:00
wep.c mac80211: fix network header location when adding encryption headers 2012-05-16 12:47:43 -04:00
wep.h mac80211: move RX WEP weak IV counting 2012-03-13 14:54:16 -04:00
wme.c mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
wme.h mac80211: save wmm_acm per sdata 2012-06-20 17:35:22 +02:00
wpa.c mac80211: add debug file for mic failure 2012-12-05 09:44:41 +01:00
wpa.h mac80211: fix tx->skb NULL pointer dereference 2012-01-16 15:01:16 -05:00