ath9k_hw: Fix incorrect key_miss handling
authorSenthil Balasubramanian <senthilb@qca.qualcomm.com>
Mon, 11 Jul 2011 18:32:56 +0000 (00:02 +0530)
committerJohn W. Linville <linville@tuxdriver.com>
Wed, 13 Jul 2011 18:49:35 +0000 (14:49 -0400)
commit0472ade031b5c0c69c21cf96acf64c50eb9ba3c2
tree83e514d64a1b925572dc7153aace4d81a40ac584
parent2a897d41a30b0af2dbc61c18aa3d2edd9b80fe6a
ath9k_hw: Fix incorrect key_miss handling

Decryping frames on key_miss handling shouldn't be done for Michael
MIC failed frames as h/w would have already decrypted such frames
successfully anyway.

Also leaving CRC and PHY error(where the frame is going to be dropped
anyway), we are left to prcoess Decrypt error for which s/w decrypt is
selected anway and so having key_miss as a separate check doesn't serve
anything. So making key_miss handling mutually exlusive with other RX
status handling makes much more sense.

This patch addresses an issue with STA not reporting MIC failure events
resulting in STA being disconnected immediately.

Cc: stable@kernel.org
Signed-off-by: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/ath/ath9k/ar9003_mac.c
drivers/net/wireless/ath/ath9k/mac.c