ath9k_hw: do not enable the MIB interrupt in the interrupt mask register

The interrupt is no longer handling it. While it shouldn't fire (wraparound
is highly unlikely), the consequences would be fatal (interrupt storm).
Disable the interrupt to prevent that from happening.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 60b6a9daff7e21cde68fb6eda800e4ca065c62aa..d95474ecb6c9d56c8cb93320708ad95f2e651a36 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -978,9 +978,6 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah,
        else
                imr_reg |= AR_IMR_TXOK;
 
-       if (opmode == NL80211_IFTYPE_AP)
-               imr_reg |= AR_IMR_MIB;
-
        ENABLE_REGWRITE_BUFFER(ah);
 
        REG_WRITE(ah, AR_IMR, imr_reg);