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Commit 7e0986c1 authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
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mac80211: fix basic rate bitmap calculation 



"mac80211: fix basic rates setting from association response"
introduced a copy/paste error.

Unfortunately, this not just leads to wrong data being passed
to the driver but is remotely exploitable for some hardware or
driver combinations.

Signed-off-by: default avatarJohannes Berg <johannes@sipsolutions.net>
Cc: stable@kernel.org [2.6.29]
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent ad935687

net/mac80211/mlme.c

+1 −1
Original line number Diff line number Diff line
@@ -1366,7 +1366,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, 


	for (i = 0; i < elems.ext_supp_rates_len; i++) {

		int rate = (elems.ext_supp_rates[i] & 0x7f) * 5;

		bool is_basic = !!(elems.supp_rates[i] & 0x80);

		bool is_basic = !!(elems.ext_supp_rates[i] & 0x80);



		if (rate > 110)

			have_higher_than_11mbit = true;