[PATCH] libertas: problems setting wpa keys
The 88w8385 chip, using SDIO interface and firmware release 5.0.11p0, has problems when both unicast and multicast WPA keys are set in one command. This patch ensures the keys are set independently. The original author of this patch is Marc Pignat <marc.pignat@hevs.ch> Signed-off-by: Marc Pignat <marc.pignat@hevs.ch> Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -374,15 +374,40 @@ static int assoc_helper_wpa_keys(wlan_private *priv,
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struct assoc_request * assoc_req)
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{
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int ret = 0;
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unsigned int flags = assoc_req->flags;
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lbs_deb_enter(LBS_DEB_ASSOC);
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ret = libertas_prepare_and_send_command(priv,
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CMD_802_11_KEY_MATERIAL,
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CMD_ACT_SET,
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CMD_OPTION_WAITFORRSP,
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0, assoc_req);
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/* Work around older firmware bug where WPA unicast and multicast
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* keys must be set independently. Seen in SDIO parts with firmware
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* version 5.0.11p0.
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*/
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if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
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clear_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
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ret = libertas_prepare_and_send_command(priv,
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CMD_802_11_KEY_MATERIAL,
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CMD_ACT_SET,
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CMD_OPTION_WAITFORRSP,
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0, assoc_req);
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assoc_req->flags = flags;
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}
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if (ret)
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goto out;
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if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) {
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clear_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
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ret = libertas_prepare_and_send_command(priv,
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CMD_802_11_KEY_MATERIAL,
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CMD_ACT_SET,
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CMD_OPTION_WAITFORRSP,
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0, assoc_req);
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assoc_req->flags = flags;
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}
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out:
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lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret);
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return ret;
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}
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