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authorLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 16:47:16 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-11-30 16:47:16 -0800
commit29e553631b2a0d4eebd23db630572e1027a9967a (patch)
treea891e02cc245ac9c14dc47528120e262d0298698 /include
parented9fd93e9a0c327e5d02313ba6e233c8e76da118 (diff)
parent827d42c9ac91ddd728e4f4a31fefb906ef2ceff7 (diff)
Merge branch 'security' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
* 'security' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6: mac80211: fix spurious delBA handling mac80211: fix two remote exploits
Diffstat (limited to 'include')
-rw-r--r--include/net/mac80211.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index c75b960c8ac..998c30fc898 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1283,6 +1283,12 @@ enum ieee80211_filter_flags {
*
* These flags are used with the ampdu_action() callback in
* &struct ieee80211_ops to indicate which action is needed.
+ *
+ * Note that drivers MUST be able to deal with a TX aggregation
+ * session being stopped even before they OK'ed starting it by
+ * calling ieee80211_start_tx_ba_cb(_irqsafe), because the peer
+ * might receive the addBA frame and send a delBA right away!
+ *
* @IEEE80211_AMPDU_RX_START: start Rx aggregation
* @IEEE80211_AMPDU_RX_STOP: stop Rx aggregation
* @IEEE80211_AMPDU_TX_START: start Tx aggregation