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mwifiex: fix WPS eapol handshake failure 

After association, STA will go through eapol handshake with WPS
enabled AP. It's observed that WPS handshake fails with some 11n
AP. The reason for the failure is that the eapol packet is sent
via 11n frame aggregation.

The eapol packet should be sent directly without 11n aggregation.

This patch fixes the problem by adding WPS session control while
dequeuing Tx packets for transmission.

Cc: "3.4.y" <stable@vger.kernel.org>
Signed-off-by: Stone Piao <piaoyun@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stone Piao 2012-06-20 20:21:11 -07:00 committed by John W. Linville
parent 925839243d
commit f03ba7e9a2
1 changed files with 1 additions and 0 deletions
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1
drivers/net/wireless/mwifiex/wmm.c
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@ -1223,6 +1223,7 @@ mwifiex_dequeue_tx_packet(struct mwifiex_adapter *adapter)
if (!ptr->is_11n_enabled || if (!ptr->is_11n_enabled ||
mwifiex_is_ba_stream_setup(priv, ptr, tid) || mwifiex_is_ba_stream_setup(priv, ptr, tid) ||
priv->wps.session_enable ||
((priv->sec_info.wpa_enabled || ((priv->sec_info.wpa_enabled ||
priv->sec_info.wpa2_enabled) && priv->sec_info.wpa2_enabled) &&
!priv->wpa_is_gtk_set)) { !priv->wpa_is_gtk_set)) {