1 files changed, 0 insertions, 85 deletions
diff --git a/package/mac80211/patches/570-ath9k_mic_failure_fix.patch b/package/mac80211/patches/570-ath9k_mic_failure_fix.patch
deleted file mode 100644
index fbd188d6f..000000000
--- a/package/mac80211/patches/570-ath9k_mic_failure_fix.patch
+++ /dev/null
@@ -1,85 +0,0 @@
---- a/drivers/net/wireless/ath/ath.h
-+++ b/drivers/net/wireless/ath/ath.h
-@@ -119,6 +119,7 @@ struct ath_common {
- 
- 	u32 keymax;
- 	DECLARE_BITMAP(keymap, ATH_KEYMAX);
-+	DECLARE_BITMAP(tkip_keymap, ATH_KEYMAX);
- 	u8 splitmic;
- 
- 	struct ath_regulatory regulatory;
---- a/drivers/net/wireless/ath/ath9k/common.c
-+++ b/drivers/net/wireless/ath/ath9k/common.c
-@@ -366,9 +366,13 @@ int ath9k_cmn_key_config(struct ath_comm
- 	set_bit(idx, common->keymap);
- 	if (key->alg == ALG_TKIP) {
- 		set_bit(idx + 64, common->keymap);
-+		set_bit(idx, common->tkip_keymap);
-+		set_bit(idx + 64, common->tkip_keymap);
- 		if (common->splitmic) {
- 			set_bit(idx + 32, common->keymap);
- 			set_bit(idx + 64 + 32, common->keymap);
-+			set_bit(idx + 32, common->tkip_keymap);
-+			set_bit(idx + 64 + 32, common->tkip_keymap);
- 		}
- 	}
- 
-@@ -393,10 +397,17 @@ void ath9k_cmn_key_delete(struct ath_com
- 		return;
- 
- 	clear_bit(key->hw_key_idx + 64, common->keymap);
-+
-+	clear_bit(key->hw_key_idx, common->tkip_keymap);
-+	clear_bit(key->hw_key_idx + 64, common->tkip_keymap);
-+
- 	if (common->splitmic) {
- 		ath9k_hw_keyreset(ah, key->hw_key_idx + 32);
- 		clear_bit(key->hw_key_idx + 32, common->keymap);
- 		clear_bit(key->hw_key_idx + 64 + 32, common->keymap);
-+
-+		clear_bit(key->hw_key_idx + 32, common->tkip_keymap);
-+		clear_bit(key->hw_key_idx + 64 + 32, common->tkip_keymap);
- 	}
- }
- EXPORT_SYMBOL(ath9k_cmn_key_delete);
---- a/drivers/net/wireless/ath/ath9k/recv.c
-+++ b/drivers/net/wireless/ath/ath9k/recv.c
-@@ -870,15 +870,18 @@ static bool ath9k_rx_accept(struct ath_c
- 		if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) {
- 			*decrypt_error = true;
- 		} else if (rx_stats->rs_status & ATH9K_RXERR_MIC) {
--			if (ieee80211_is_ctl(fc))
--				/*
--				 * Sometimes, we get invalid
--				 * MIC failures on valid control frames.
--				 * Remove these mic errors.
--				 */
--				rx_stats->rs_status &= ~ATH9K_RXERR_MIC;
--			else
-+			/*
-+			 * The MIC error bit is only valid if the frame
-+			 * is not a control frame or fragment, and it was
-+			 * decrypted using a valid TKIP key.
-+			 */
-+			if (!ieee80211_is_ctl(fc) &&
-+			    !ieee80211_has_morefrags(fc) &&
-+			    !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) &&
-+			    test_bit(rx_stats->rs_keyix, common->tkip_keymap))
- 				rxs->flag |= RX_FLAG_MMIC_ERROR;
-+			else
-+				rx_stats->rs_status &= ~ATH9K_RXERR_MIC;
- 		}
- 		/*
- 		 * Reject error frames with the exception of
---- a/drivers/net/wireless/ath/ath9k/mac.c
-+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -711,7 +711,8 @@ int ath9k_hw_rxprocdesc(struct ath_hw *a
- 			rs->rs_phyerr = phyerr;
- 		} else if (ads.ds_rxstatus8 & AR_DecryptCRCErr)
- 			rs->rs_status |= ATH9K_RXERR_DECRYPT;
--		else if (ads.ds_rxstatus8 & AR_MichaelErr)
-+		else if ((ads.ds_rxstatus8 & AR_MichaelErr) &&
-+		         rs->rs_keyix != ATH9K_RXKEYIX_INVALID)
- 			rs->rs_status |= ATH9K_RXERR_MIC;
- 		else if (ads.ds_rxstatus8 & AR_KeyMiss)
- 			rs->rs_status |= ATH9K_RXERR_DECRYPT;