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Date: Tue, 12 Dec 2017 13:44:04 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Sara Sharon <sara.sharon@...el.com>,
Luca Coelho <luciano.coelho@...el.com>
Subject: [PATCH 4.14 064/164] iwlwifi: mvm: mark MIC stripped MPDUs
4.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Sara Sharon <sara.sharon@...el.com>
commit bf19037074e770aad74b3b90f37b8b98db3f3748 upstream.
When RADA is active, the hardware decrypts the packets and strips off
the MIC as it is useless after decryption. Indicate that to mac80211.
[this is needed for the 9000-series HW to work properly]
Signed-off-by: Sara Sharon <sara.sharon@...el.com>
Signed-off-by: Luca Coelho <luciano.coelho@...el.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -253,6 +253,8 @@ static int iwl_mvm_rx_crypto(struct iwl_
return -1;
stats->flag |= RX_FLAG_DECRYPTED;
+ if (pkt_flags & FH_RSCSR_RADA_EN)
+ stats->flag |= RX_FLAG_MIC_STRIPPED;
*crypt_len = IEEE80211_CCMP_HDR_LEN;
return 0;
case IWL_RX_MPDU_STATUS_SEC_TKIP:
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