ath9k: Remove redundant chainmask check

We get the valid chainmasks on HW attach, checking
it again during reset is redundant. This patch removes the check.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index 13d8c2a4efae..22ef93f3d47c 100644
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -2189,14 +2189,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
         ah->txchainmask = sc->tx_chainmask;
         ah->rxchainmask = sc->rx_chainmask;
 
-        if (AR_SREV_9285(ah)) {
-                ah->txchainmask &= 0x1;
-                ah->rxchainmask &= 0x1;
-        } else if (AR_SREV_9280(ah)) {
-                ah->txchainmask &= 0x3;
-                ah->rxchainmask &= 0x3;
-        }
-
         if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
                 return -EIO;