diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/libertas/assoc.c | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c index 2c6ddb1f007..b61b176e9d0 100644 --- a/drivers/net/wireless/libertas/assoc.c +++ b/drivers/net/wireless/libertas/assoc.c @@ -374,15 +374,40 @@ static int assoc_helper_wpa_keys(wlan_private *priv, struct assoc_request * assoc_req) { int ret = 0; + unsigned int flags = assoc_req->flags; lbs_deb_enter(LBS_DEB_ASSOC); - ret = libertas_prepare_and_send_command(priv, - CMD_802_11_KEY_MATERIAL, - CMD_ACT_SET, - CMD_OPTION_WAITFORRSP, - 0, assoc_req); + /* Work around older firmware bug where WPA unicast and multicast + * keys must be set independently. Seen in SDIO parts with firmware + * version 5.0.11p0. + */ + if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { + clear_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); + ret = libertas_prepare_and_send_command(priv, + CMD_802_11_KEY_MATERIAL, + CMD_ACT_SET, + CMD_OPTION_WAITFORRSP, + 0, assoc_req); + assoc_req->flags = flags; + } + + if (ret) + goto out; + + if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { + clear_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); + + ret = libertas_prepare_and_send_command(priv, + CMD_802_11_KEY_MATERIAL, + CMD_ACT_SET, + CMD_OPTION_WAITFORRSP, + 0, assoc_req); + assoc_req->flags = flags; + } + +out: lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } |