50 lines
1.5 KiB
Diff
50 lines
1.5 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/beacon.c
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+++ b/drivers/net/wireless/ath/ath9k/beacon.c
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@@ -351,9 +351,7 @@ void ath_beacon_tasklet(unsigned long da
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struct ath_buf *bf = NULL;
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struct ieee80211_vif *vif;
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int slot;
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- u32 bfaddr, bc = 0, tsftu;
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- u64 tsf;
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- u16 intval;
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+ u32 bfaddr, bc = 0;
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/*
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* Check if the previous beacon has gone out. If
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@@ -388,17 +386,27 @@ void ath_beacon_tasklet(unsigned long da
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* on the tsf to safeguard against missing an swba.
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*/
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- intval = cur_conf->beacon_interval ? : ATH_DEFAULT_BINTVAL;
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- tsf = ath9k_hw_gettsf64(ah);
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- tsf += TU_TO_USEC(ah->config.sw_beacon_response_time);
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- tsftu = TSF_TO_TU((tsf * ATH_BCBUF) >>32, tsf * ATH_BCBUF);
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- slot = (tsftu % (intval * ATH_BCBUF)) / intval;
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- vif = sc->beacon.bslot[slot];
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+ if (ah->opmode == NL80211_IFTYPE_AP) {
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+ u16 intval;
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+ u32 tsftu;
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+ u64 tsf;
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+
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+ intval = cur_conf->beacon_interval ? : ATH_DEFAULT_BINTVAL;
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+ tsf = ath9k_hw_gettsf64(ah);
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+ tsf += TU_TO_USEC(ah->config.sw_beacon_response_time);
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+ tsftu = TSF_TO_TU((tsf * ATH_BCBUF) >>32, tsf * ATH_BCBUF);
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+ slot = (tsftu % (intval * ATH_BCBUF)) / intval;
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+ vif = sc->beacon.bslot[slot];
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+
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+ ath_dbg(common, ATH_DBG_BEACON,
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+ "slot %d [tsf %llu tsftu %u intval %u] vif %p\n",
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+ slot, tsf, tsftu / ATH_BCBUF, intval, vif);
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+ } else {
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+ slot = 0;
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+ vif = sc->beacon.bslot[slot];
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+ }
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- ath_dbg(common, ATH_DBG_BEACON,
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- "slot %d [tsf %llu tsftu %u intval %u] vif %p\n",
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- slot, tsf, tsftu / ATH_BCBUF, intval, vif);
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bfaddr = 0;
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if (vif) {
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