From: Rajkumar Manoharan <rmanoharan@atheros.com>
Date: Wed, 8 Dec 2010 14:31:05 +0000 (+0530)
Subject: ath: Missed to clear key4 of micentry
X-Git-Tag: firefly_0821_release~7613^2~3122^2~14^2~3^2~175
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=998d516d9546eba04dd99ae49a78acb0cf770478;p=firefly-linux-kernel-4.4.55.git

ath: Missed to clear key4 of micentry

key4 of micentry is used, if ATH_CRYPT_CAP_MIC_COMBINED is set.
But is not cleared on key cache reset.

Cc: stable@kernel.org
Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c
index 29a2961af5fc..5d465e5fcf24 100644
--- a/drivers/net/wireless/ath/key.c
+++ b/drivers/net/wireless/ath/key.c
@@ -58,6 +58,8 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry)
 		REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), 0);
 		REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), 0);
 		REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), 0);
+		if (common->crypt_caps & ATH_CRYPT_CAP_MIC_COMBINED)
+			REG_WRITE(ah, AR_KEYTABLE_KEY4(micentry), 0);
 
 	}