1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index e955bb9d98cb..0b7d1253f0c0 100644
--- 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 *ah, struct ath_desc *ds,
                         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;
         }