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--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -392,14 +392,6 @@ void ath_beacon_tasklet(unsigned long da
tsf += TU_TO_USEC(ah->config.sw_beacon_response_time);
tsftu = TSF_TO_TU((tsf * ATH_BCBUF) >>32, tsf * ATH_BCBUF);
slot = (tsftu % (intval * ATH_BCBUF)) / intval;
- /*
- * Reverse the slot order to get slot 0 on the TBTT offset that does
- * not require TSF adjustment and other slots adding
- * slot/ATH_BCBUF * beacon_int to timestamp. For example, with
- * ATH_BCBUF = 4, we process beacon slots as follows: 3 2 1 0 3 2 1 ..
- * and slot 0 is at correct offset to TBTT.
- */
- slot = ATH_BCBUF - slot - 1;
vif = sc->beacon.bslot[slot];
ath_dbg(common, ATH_DBG_BEACON,
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