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ath9k: fix ad-hoc nexttbtt calculation, which broke beacon transmission in some instances

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26915 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-05-17 08:37:38 +00:00
parent c5fa9dbc2b
commit 1bb8660d89
1 changed files with 11 additions and 0 deletions
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package/mac80211/patches/571-ath9k_fix_adhoc_nexttbtt.patch Normal file
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@ -0,0 +1,11 @@
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -654,7 +654,7 @@ static void ath_beacon_config_adhoc(stru
delta = (tsf - sc->beacon.bc_tstamp);
else
delta = (tsf + 1 + (~0U - sc->beacon.bc_tstamp));
- nexttbtt = tsf + roundup(delta, intval);
+ nexttbtt = tsf + intval - (delta % intval);
}
ath_dbg(common, ATH_DBG_BEACON,