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staging: rtl8723au: OnAuth23a(): ieee80211.h-ify 

Switch to using struct ieee80211_mgmt to obtain offsets. Again a
bizarre +4 offset was applied for the IE scan which doesn't make
sense, since this offset wasn't applied for the auth struct elements.

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 19:44:33 +02:00 committed by Greg Kroah-Hartman
parent 580e756c60
commit 78d2350982
1 changed files with 15 additions and 19 deletions
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34
drivers/staging/rtl8723au/core/rtw_mlme_ext.c
View File

@ -866,11 +866,6 @@ static int
OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
{
#ifdef CONFIG_8723AU_AP_MODE
unsigned int auth_mode, seq;
unsigned char *sa;
const u8 *p;
u16 algorithm;
int status;
static struct sta_info stat;
struct sta_info *pstat = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
@ -878,24 +873,27 @@ OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
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;
u8 *pframe;
const u8 *p;
unsigned char *sa;
u16 auth_mode, seq, algorithm;
int status, len = skb->len;
if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE)
return _FAIL;
DBG_8723A("+OnAuth23a\n");
sa = hdr->addr2;
sa = mgmt->sa;
auth_mode = psecuritypriv->dot11AuthAlgrthm;
pframe += sizeof(struct ieee80211_hdr_3addr);
len -= sizeof(struct ieee80211_hdr_3addr);
pframe = mgmt->u.auth.variable;
len = skb->len - offsetof(struct ieee80211_mgmt, u.auth.variable);
seq = cpu_to_le16(*(u16 *)(pframe + 2));
algorithm = cpu_to_le16(*(u16 *)pframe);
seq = le16_to_cpu(mgmt->u.auth.auth_transaction);
algorithm = le16_to_cpu(mgmt->u.auth.auth_alg);
DBG_8723A("auth alg =%x, seq =%X\n", algorithm, seq);
@ -906,8 +904,8 @@ OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
/* rx a shared-key auth but shared not enabled, or */
/* rx a open-system auth but shared-key is enabled */
if ((algorithm > 0 && auth_mode == 0) ||
(algorithm == 0 && auth_mode == 1)) {
if ((algorithm != WLAN_AUTH_OPEN && auth_mode == 0) ||
(algorithm == WLAN_AUTH_OPEN && auth_mode == 1)) {
DBG_8723A("auth rejected due to bad alg [alg =%d, auth_mib "
"=%d] %02X%02X%02X%02X%02X%02X\n",
algorithm, auth_mode,
@ -974,7 +972,7 @@ OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
goto auth_fail;
}
if (algorithm == 0 && (auth_mode == 0 || auth_mode == 2)) {
if (algorithm == WLAN_AUTH_OPEN && (auth_mode == 0 || auth_mode == 2)) {
if (seq == 1) {
pstat->state &= ~WIFI_FW_AUTH_NULL;
pstat->state |= WIFI_FW_AUTH_SUCCESS;
@ -998,9 +996,7 @@ OnAuth23a(struct rtw_adapter *padapter, struct recv_frame *precv_frame)
/* checking for challenging txt... */
DBG_8723A("checking for challenging txt...\n");
p = cfg80211_find_ie(WLAN_EID_CHALLENGE,
pframe + 4 + _AUTH_IE_OFFSET_,
len - _AUTH_IE_OFFSET_ - 4);
p = cfg80211_find_ie(WLAN_EID_CHALLENGE, pframe, len);
if (!p || p[1] <= 0) {
DBG_8723A("auth rejected because challenge "
"failure!(1)\n");