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d07bfd8b6f
linux/net/mac80211
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Johannes Berg d07bfd8b6f mac80211: fix scan race, simplify code 
The scan code has a race that Michael reported
he ran into, but it's easy to fix while at the
same time simplifying the code.

The race resulted in the following warning:

------------[ cut here ]------------
WARNING: at net/mac80211/scan.c:310 ieee80211_rx_bss_free+0x20c/0x4b8 [mac80211]()
Modules linked in: [...]
[<c0033edc>] (unwind_backtrace+0x0/0xe0) from [<c004f2a4>] (warn_slowpath_common+0x4c/0x64)
[... backtrace wasn't useful ...]

Reported-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2011-03-07 13:51:04 -05:00
..
aes_ccm.c mac80211: Remove redundant checks for NULL before calls to crypto_free_cipher() 2010-11-15 13:26:11 -05:00
aes_ccm.h
aes_cmac.c mac80211: Remove redundant checks for NULL before calls to crypto_free_cipher() 2010-11-15 13:26:11 -05:00
aes_cmac.h
agg-rx.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 2011-01-28 16:23:14 -05:00
agg-tx.c mac80211: allow advertising correct maximum aggregate size 2011-01-19 11:36:12 -05:00
cfg.c mac80211: add support for showing the last rx bitrate 2011-03-01 13:48:21 -05:00
cfg.h
chan.c cfg80211/mac80211: use lockdep_assert_held 2010-09-16 15:46:00 -04:00
debugfs_key.c mac80211: support separate default keys 2010-12-13 15:23:29 -05:00
debugfs_key.h mac80211: support separate default keys 2010-12-13 15:23:29 -05:00
debugfs_netdev.c mac80211: Add testing functionality for TKIP 2011-02-03 16:45:29 -05:00
debugfs_netdev.h
debugfs_sta.c mac80211: Add timeout to BA session start API 2010-12-15 17:03:59 -05:00
debugfs_sta.h
debugfs.c mac80211: Add power to debugfs. 2011-02-18 16:53:21 -05:00
debugfs.h mac80211: refactor debugfs function generation code 2010-11-15 13:24:48 -05:00
driver-ops.h mac80211: support direct offchannel TX offload 2011-02-25 15:33:40 -05:00
driver-trace.c
driver-trace.h mac80211: support direct offchannel TX offload 2011-02-25 15:33:40 -05:00
event.c
ht.c mac80211: copy peer MCS TX parameters 2011-02-25 15:33:39 -05:00
ibss.c mac80211: remove IBSS merge delay 2011-02-25 15:32:34 -05:00
ieee80211_i.h mac80211: support direct offchannel TX offload 2011-02-25 15:33:40 -05:00
iface.c mac80211: Recalculate channel-type on iface removal. 2011-02-03 16:44:43 -05:00
Kconfig mac80211: make rate control Kconfig warning depend on mac80211 2011-03-01 13:48:22 -05:00
key.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 2011-01-05 14:35:41 -05:00
key.h mac80211: remove unused macros 2011-03-07 13:48:30 -05:00
led.c mac80211: remove stray extern 2011-01-05 16:07:12 -05:00
led.h mac80211: selective throughput LED trigger active 2010-12-22 14:33:37 -05:00
main.c mac80211: Add log message to ieee80211_restart_hw() 2011-03-07 13:51:04 -05:00
Makefile
mesh_hwmp.c nl80211/mac80211: define and allow configuring mesh element TTL 2010-12-06 16:01:28 -05:00
mesh_pathtbl.c nl80211/mac80211: define and allow configuring mesh element TTL 2010-12-06 16:01:28 -05:00
mesh_plink.c mac80211: Let userspace enable and configure vendor specific path selection. 2010-12-20 14:46:57 -05:00
mesh.c cfg80211: Extend channel to frequency mapping for 802.11j 2011-01-21 15:34:17 -05:00
mesh.h mac80211: Remove unused third address from mesh address extension header. 2010-12-20 14:49:47 -05:00
michael.c
michael.h
mlme.c mac80211: better fix for conn_mon_timer running after disassociate 2011-02-25 15:33:40 -05:00
offchannel.c mac80211: Optimize scans on current operating channel. 2011-02-04 16:30:32 -05:00
pm.c mac80211: assure we also cancel deferred scan request 2010-10-06 16:30:42 -04:00
rate.c cfg80211/mac80211: improve ad-hoc multicast rate handling 2010-11-24 16:19:35 -05:00
rate.h
rc80211_minstrel_debugfs.c llseek: automatically add .llseek fop 2010-10-15 15:53:27 +02:00
rc80211_minstrel_ht_debugfs.c mac80211: disallow seeks in minstrel debug code 2010-09-16 10:33:17 +02:00
rc80211_minstrel_ht.c mac80211: Remove redundant preamble and RTS flag setup in minstrel_ht 2011-03-04 14:06:50 -05:00
rc80211_minstrel_ht.h
rc80211_minstrel.c minstrel: don't complain about feedback for unrequested rates 2010-07-26 15:09:04 -04:00
rc80211_minstrel.h
rc80211_pid_algo.c
rc80211_pid_debugfs.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 2010-10-23 11:47:02 -07:00
rc80211_pid.h mac80211: remove unused macros 2011-03-07 13:48:30 -05:00
rx.c mac80211: add support for showing the last rx bitrate 2011-03-01 13:48:21 -05:00
scan.c mac80211: fix scan race, simplify code 2011-03-07 13:51:04 -05:00
spectmgmt.c
sta_info.c mac80211: add HW flag for disabling auto link-PS in AP mode 2011-02-03 16:44:44 -05:00
sta_info.h mac80211: add support for showing the last rx bitrate 2011-03-01 13:48:21 -05:00
status.c mac80211: support direct offchannel TX offload 2011-02-25 15:33:40 -05:00
tkip.c mac80211: remove wep dependency 2010-07-08 16:35:50 -04:00
tkip.h mac80211: remove wep dependency 2010-07-08 16:35:50 -04:00
tx.c mac80211: make tx() operation return void 2011-02-25 15:32:34 -05:00
util.c Merge ssh://master.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 2011-02-18 17:03:41 -05:00
wep.c mac80211: don't kmalloc 16 bytes 2010-10-11 15:04:23 -04:00
wep.h mac80211: remove wep dependency 2010-07-08 16:35:50 -04:00
wme.c mac80211: cleanup select_queue 2010-12-22 15:44:22 -05:00
wme.h
work.c mac80211: remove unused macros 2011-03-07 13:48:30 -05:00
wpa.c mac80211: Add testing functionality for TKIP 2011-02-03 16:45:29 -05:00
wpa.h