From: Johannes Berg <johannes.berg@intel.com>
Date: Thu, 25 Oct 2012 22:33:36 +0000 (+0200)
Subject: mac80211: check management frame header length
X-Git-Tag: v3.2.34~54
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c63cddefa8d6360353ba0e60f42b6c82f1c11b3c;p=pandora-kernel.git

mac80211: check management frame header length

commit 4a4f1a5808c8bb0b72a4f6e5904c53fb8c9cd966 upstream.

Due to pskb_may_pull() checking the skb length, all
non-management frames are checked on input whether
their 802.11 header is fully present. Also add that
check for management frames and remove a check that
is now duplicate. This prevents accessing skb data
beyond the frame end.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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