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authorSujith Manoharan <c_manoha@qca.qualcomm.com>2014-09-17 09:15:56 (GMT)
committerJohn W. Linville <linville@tuxdriver.com>2014-09-26 21:06:49 (GMT)
commitcb35582ab4d742c1be48c4e51712a19fa202e978 (patch)
tree354b81e73beff0f4f09c46c3235eab5e0f169b3b /drivers/net/wireless/ath/ath9k/ath9k.h
parent093ec3c5337434f40d77c1af06c139da3e5ba6dc (diff)
downloadlinux-cb35582ab4d742c1be48c4e51712a19fa202e978.tar.xz
ath9k: Cache BSS information
Using the BSS information stored in mac80211 directly is racy in certain conditions. For example, in a MCC setup, if the scheduler is switching channels when a local deauth is issued, calculation of the opmode/bssid etc. is incorrect. To avoid this, store the bss params in the driver and use it. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ath9k.h')
-rw-r--r--drivers/net/wireless/ath/ath9k/ath9k.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 8cd116e..d2a1ee1 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -585,6 +585,11 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
struct ath_vif {
struct list_head list;
+ /* BSS info */
+ u8 bssid[ETH_ALEN];
+ u16 aid;
+ bool assoc;
+
struct ieee80211_vif *vif;
struct ath_node mcast_node;
int av_bslot;