57 lines
2.0 KiB
Diff
57 lines
2.0 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
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+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
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@@ -615,7 +615,7 @@ int ath9k_hw_process_rxdesc_edma(struct
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*/
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if (rxsp->status11 & AR_CRCErr)
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rxs->rs_status |= ATH9K_RXERR_CRC;
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- if (rxsp->status11 & AR_PHYErr) {
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+ else if (rxsp->status11 & AR_PHYErr) {
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phyerr = MS(rxsp->status11, AR_PHYErrCode);
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/*
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* If we reach a point here where AR_PostDelimCRCErr is
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@@ -638,11 +638,11 @@ int ath9k_hw_process_rxdesc_edma(struct
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rxs->rs_phyerr = phyerr;
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}
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- }
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- if (rxsp->status11 & AR_DecryptCRCErr)
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+ } else if (rxsp->status11 & AR_DecryptCRCErr)
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rxs->rs_status |= ATH9K_RXERR_DECRYPT;
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- if (rxsp->status11 & AR_MichaelErr)
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+ else if (rxsp->status11 & AR_MichaelErr)
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rxs->rs_status |= ATH9K_RXERR_MIC;
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+
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if (rxsp->status11 & AR_KeyMiss)
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rxs->rs_status |= ATH9K_RXERR_DECRYPT;
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}
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--- a/drivers/net/wireless/ath/ath9k/mac.c
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+++ b/drivers/net/wireless/ath/ath9k/mac.c
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@@ -690,17 +690,23 @@ int ath9k_hw_rxprocdesc(struct ath_hw *a
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rs->rs_flags |= ATH9K_RX_DECRYPT_BUSY;
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if ((ads.ds_rxstatus8 & AR_RxFrameOK) == 0) {
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+ /*
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+ * Treat these errors as mutually exclusive to avoid spurious
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+ * extra error reports from the hardware. If a CRC error is
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+ * reported, then decryption and MIC errors are irrelevant,
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+ * the frame is going to be dropped either way
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+ */
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if (ads.ds_rxstatus8 & AR_CRCErr)
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rs->rs_status |= ATH9K_RXERR_CRC;
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- if (ads.ds_rxstatus8 & AR_PHYErr) {
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+ else if (ads.ds_rxstatus8 & AR_PHYErr) {
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rs->rs_status |= ATH9K_RXERR_PHY;
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phyerr = MS(ads.ds_rxstatus8, AR_PHYErrCode);
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rs->rs_phyerr = phyerr;
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- }
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- if (ads.ds_rxstatus8 & AR_DecryptCRCErr)
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+ } else if (ads.ds_rxstatus8 & AR_DecryptCRCErr)
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rs->rs_status |= ATH9K_RXERR_DECRYPT;
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- if (ads.ds_rxstatus8 & AR_MichaelErr)
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+ else if (ads.ds_rxstatus8 & AR_MichaelErr)
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rs->rs_status |= ATH9K_RXERR_MIC;
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+
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if (ads.ds_rxstatus8 & AR_KeyMiss)
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rs->rs_status |= ATH9K_RXERR_DECRYPT;
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}
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