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staging: rtl8723au: OnProbeReq23a(): Use struct ieee80211_mgmt

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Simplify parsing of probe request frame

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jes Sorensen 2014-04-15 19:44:22 +02:00 committed by Greg Kroah-Hartman
parent 07d2c3b841
commit d3c6094950
1 changed files with 12 additions and 10 deletions
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22
drivers/staging/rtl8723au/core/rtw_mlme_ext.c
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@ -667,9 +667,8 @@ OnProbeReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct wlan_bssid_ex *cur = &pmlmeinfo->network;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u8 *pframe = skb->data;
uint len = skb->len;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
int len = skb->len;
u8 is_valid_p2p_probereq = false;
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
@ -680,10 +679,15 @@ OnProbeReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
WIFI_ADHOC_MASTER_STATE | WIFI_AP_STATE))
return _SUCCESS;
pframe += (sizeof(struct ieee80211_hdr_3addr) + _PROBEREQ_IE_OFFSET_);
len -= (sizeof(struct ieee80211_hdr_3addr) + _PROBEREQ_IE_OFFSET_);
if (unlikely(!ieee80211_is_probe_req(mgmt->frame_control))) {
printk(KERN_WARNING "%s: Received non probe request frame\n",
__func__);
return _FAIL;
}
ie = cfg80211_find_ie(WLAN_EID_SSID, pframe, len);
len -= offsetof(struct ieee80211_mgmt, u.probe_req.variable);
ie = cfg80211_find_ie(WLAN_EID_SSID, mgmt->u.probe_req.variable, len);
/* check (wildcard) SSID */
if (!ie)
@ -698,10 +702,8 @@ OnProbeReq23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
}
if (check_fwstate(pmlmepriv, _FW_LINKED) &&
pmlmepriv->cur_network.join_res) {
issue_probersp23a(padapter, ieee80211_get_SA(hdr),
is_valid_p2p_probereq);
}
pmlmepriv->cur_network.join_res)
issue_probersp23a(padapter, mgmt->sa, is_valid_p2p_probereq);
out:
return _SUCCESS;