From: Johannes Berg <johannes@sipsolutions.net>
Date: Tue, 7 Jul 2009 21:41:27 +0000 (+0200)
Subject: cfg80211: fix race in giwrate
X-Git-Tag: v2.6.32-rc1~703^2~544^2~121
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a71d62dbf3f0523b7a456333196cb26cf783fe92;p=pandora-kernel.git

cfg80211: fix race in giwrate

cfg80211_wext_giwrate doesn't lock the wdev, so it
cannot access current_bss race-free. Also, there's
little point in trying to ask the driver for an AP
that it never told us about, so avoid that case.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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