diff options
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/mac.c | 8 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath9k/mac.h | 1 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath9k/recv.c | 2 |
3 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 811007ec07a7..498fee04afa0 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -615,6 +615,14 @@ int ath9k_hw_rxprocdesc(struct ath_hw *ah, struct ath_desc *ds, rs->rs_status |= ATH9K_RXERR_DECRYPT; else if (ads.ds_rxstatus8 & AR_MichaelErr) rs->rs_status |= ATH9K_RXERR_MIC; + } else { + if (ads.ds_rxstatus8 & + (AR_CRCErr | AR_PHYErr | AR_DecryptCRCErr | AR_MichaelErr)) + rs->rs_status |= ATH9K_RXERR_CORRUPT_DESC; + + /* Only up to MCS16 supported, everything above is invalid */ + if (rs->rs_rate >= 0x90) + rs->rs_status |= ATH9K_RXERR_CORRUPT_DESC; } if (ads.ds_rxstatus8 & AR_KeyMiss) diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h index 1ff817061ebc..5865f92998e1 100644 --- a/drivers/net/wireless/ath/ath9k/mac.h +++ b/drivers/net/wireless/ath/ath9k/mac.h @@ -183,6 +183,7 @@ struct ath_htc_rx_status { #define ATH9K_RXERR_DECRYPT 0x08 #define ATH9K_RXERR_MIC 0x10 #define ATH9K_RXERR_KEYMISS 0x20 +#define ATH9K_RXERR_CORRUPT_DESC 0x40 #define ATH9K_RX_MORE 0x01 #define ATH9K_RX_MORE_AGGR 0x02 diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index c593a3e0cd95..ebb8d361b981 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -1319,6 +1319,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) sc->rx.frag = skb; goto requeue; } + if (rs.rs_status & ATH9K_RXERR_CORRUPT_DESC) + goto requeue_drop_frag; if (sc->rx.frag) { int space = skb->len - skb_tailroom(hdr_skb); |