linux/net
John W. Linville c937019761 mac80211: avoid scheduling while atomic in mesh_rx_plink_frame
While mesh_rx_plink_frame holds sta->lock...

mesh_rx_plink_frame ->
	mesh_plink_inc_estab_count ->
		ieee80211_bss_info_change_notify

...but ieee80211_bss_info_change_notify is allowed to sleep.  A driver
taking advantage of that allowance can cause a scheduling while
atomic bug.  Similar paths exist for mesh_plink_dec_estab_count,
so work around those as well.

http://bugzilla.kernel.org/show_bug.cgi?id=16099

Also, correct a minor kerneldoc comment error (mismatched function names).

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Cc: stable@kernel.org
2010-06-24 15:42:30 -04:00
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9p
802
8021q
appletalk
atm
ax25
bluetooth
bridge
caif
can
core
dcb
dccp
decnet
dsa
econet
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ieee802154
ipv4
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key
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llc
mac80211 mac80211: avoid scheduling while atomic in mesh_rx_plink_frame 2010-06-24 15:42:30 -04:00
netfilter
netlabel
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wireless wireless: mark reg_mutex as static 2010-06-24 15:42:12 -04:00
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