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Commit 3401dc6e authored by George's avatar George Committed by John W. Linville
Browse files

rtlwifi: rtl8192su: Fix problem connecting to HT-enabled AP 



The driver fails to connect to 802.11n-enabled APs. The patch fixes
Bug #42262.

Signed-off-by: default avatarGeorge <george0505@realtek.com>
Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@kernel.org>        [2.6.39+]
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 0e4660cb

drivers/net/wireless/rtlwifi/rtl8192cu/trx.c

+6 −5
Original line number Diff line number Diff line
@@ -549,14 +549,15 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, 
			       (tcb_desc->rts_use_shortpreamble ? 1 : 0)

			       : (tcb_desc->rts_use_shortgi ? 1 : 0)));

	if (mac->bw_40) {

		if (tcb_desc->packet_bw) {

		if (rate_flag & IEEE80211_TX_RC_DUP_DATA) {

			SET_TX_DESC_DATA_BW(txdesc, 1);

			SET_TX_DESC_DATA_SC(txdesc, 3);

		} else if(rate_flag & IEEE80211_TX_RC_40_MHZ_WIDTH){

			SET_TX_DESC_DATA_BW(txdesc, 1);

			SET_TX_DESC_DATA_SC(txdesc, mac->cur_40_prime_sc);

		} else {

			SET_TX_DESC_DATA_BW(txdesc, 0);

				if (rate_flag & IEEE80211_TX_RC_DUP_DATA)

					SET_TX_DESC_DATA_SC(txdesc,

							  mac->cur_40_prime_sc);

			SET_TX_DESC_DATA_SC(txdesc, 0);

		}

	} else {

		SET_TX_DESC_DATA_BW(txdesc, 0);