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Commit e232f884 authored by Michael Straube's avatar Michael Straube Committed by Greg Kroah-Hartman
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staging: rtl8188eu: use is_multicast_ether_addr in rtw_recv.c 

Use is_multicast_ether_addr instead of custom IS_MCAST in
core/rtw_recv.c. In all uses the address array/memory is
properly aligned.
Signed-off-by: default avatarMichael Straube <straube.linux@gmail.com>
Reviewed-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3bd589eb
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Inline Side-by-side
Showing with 18 additions and 17 deletions
drivers/staging/rtl8188eu/core/rtw_recv.c
View file @ e232f884
......@@ -233,7 +233,7 @@ static int recvframe_chkmic(struct adapter *adapter,
/* calculate mic code */
if (stainfo) {
if (IS_MCAST(prxattrib->ra)) {
if (is_multicast_ether_addr(prxattrib->ra)) {
if (!psecuritypriv) {
res = _FAIL;
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_,
......@@ -321,11 +321,11 @@ static int recvframe_chkmic(struct adapter *adapter,
/* double check key_index for some timing issue , */
/* cannot compare with psecuritypriv->dot118021XGrpKeyid also cause timing issue */
if ((IS_MCAST(prxattrib->ra) == true) && (prxattrib->key_index != pmlmeinfo->key_index))
if (is_multicast_ether_addr(prxattrib->ra) && prxattrib->key_index != pmlmeinfo->key_index)
brpt_micerror = false;
if ((prxattrib->bdecrypted) && (brpt_micerror)) {
rtw_handle_tkip_mic_err(adapter, (u8)IS_MCAST(prxattrib->ra));
rtw_handle_tkip_mic_err(adapter, (u8)is_multicast_ether_addr(prxattrib->ra));
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" mic error :prxattrib->bdecrypted=%d ", prxattrib->bdecrypted));
DBG_88E(" mic error :prxattrib->bdecrypted=%d\n", prxattrib->bdecrypted);
} else {
......@@ -335,7 +335,7 @@ static int recvframe_chkmic(struct adapter *adapter,
res = _FAIL;
} else {
/* mic checked ok */
if ((!psecuritypriv->bcheck_grpkey) && (IS_MCAST(prxattrib->ra))) {
if (!psecuritypriv->bcheck_grpkey && is_multicast_ether_addr(prxattrib->ra)) {
psecuritypriv->bcheck_grpkey = true;
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("psecuritypriv->bcheck_grpkey = true"));
}
......@@ -648,7 +648,7 @@ int sta2sta_data_frame(struct adapter *adapter, struct recv_frame *precv_frame,
u8 *mybssid = get_bssid(pmlmepriv);
u8 *myhwaddr = myid(&adapter->eeprompriv);
u8 *sta_addr = NULL;
int bmcast = IS_MCAST(pattrib->dst);
bool mcast = is_multicast_ether_addr(pattrib->dst);
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
......@@ -659,7 +659,7 @@ int sta2sta_data_frame(struct adapter *adapter, struct recv_frame *precv_frame,
goto exit;
}
if ((memcmp(myhwaddr, pattrib->dst, ETH_ALEN)) && (!bmcast)) {
if (memcmp(myhwaddr, pattrib->dst, ETH_ALEN) && !mcast) {
ret = _FAIL;
goto exit;
}
......@@ -681,9 +681,9 @@ int sta2sta_data_frame(struct adapter *adapter, struct recv_frame *precv_frame,
}
sta_addr = pattrib->bssid;
} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
if (bmcast) {
if (mcast) {
/* For AP mode, if DA == MCAST, then BSSID should be also MCAST */
if (!IS_MCAST(pattrib->bssid)) {
if (!is_multicast_ether_addr(pattrib->bssid)) {
ret = _FAIL;
goto exit;
}
......@@ -700,7 +700,7 @@ int sta2sta_data_frame(struct adapter *adapter, struct recv_frame *precv_frame,
ret = _FAIL;
}
if (bmcast)
if (mcast)
*psta = rtw_get_bcmc_stainfo(adapter);
else
*psta = rtw_get_stainfo(pstapriv, sta_addr); /* get ap_info */
......@@ -727,7 +727,7 @@ static int ap2sta_data_frame(
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
u8 *mybssid = get_bssid(pmlmepriv);
u8 *myhwaddr = myid(&adapter->eeprompriv);
int bmcast = IS_MCAST(pattrib->dst);
bool mcast = is_multicast_ether_addr(pattrib->dst);
if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) &&
(check_fwstate(pmlmepriv, _FW_LINKED) == true ||
......@@ -740,7 +740,7 @@ static int ap2sta_data_frame(
}
/* da should be for me */
if ((memcmp(myhwaddr, pattrib->dst, ETH_ALEN)) && (!bmcast)) {
if (memcmp(myhwaddr, pattrib->dst, ETH_ALEN) && !mcast) {
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_,
(" %s: compare DA fail; DA=%pM\n", __func__, (pattrib->dst)));
ret = _FAIL;
......@@ -755,7 +755,7 @@ static int ap2sta_data_frame(
(" %s: compare BSSID fail ; BSSID=%pM\n", __func__, (pattrib->bssid)));
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("mybssid=%pM\n", (mybssid)));
if (!bmcast) {
if (!mcast) {
DBG_88E("issue_deauth to the nonassociated ap=%pM for the reason(7)\n", (pattrib->bssid));
issue_deauth(adapter, pattrib->bssid, WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA);
}
......@@ -764,7 +764,7 @@ static int ap2sta_data_frame(
goto exit;
}
if (bmcast)
if (mcast)
*psta = rtw_get_bcmc_stainfo(adapter);
else
*psta = rtw_get_stainfo(pstapriv, pattrib->bssid); /* get ap_info */
......@@ -789,7 +789,7 @@ static int ap2sta_data_frame(
ret = RTW_RX_HANDLED;
goto exit;
} else {
if (!memcmp(myhwaddr, pattrib->dst, ETH_ALEN) && (!bmcast)) {
if (!memcmp(myhwaddr, pattrib->dst, ETH_ALEN) && !mcast) {
*psta = rtw_get_stainfo(pstapriv, pattrib->bssid); /* get sta_info */
if (*psta == NULL) {
DBG_88E("issue_deauth to the ap =%pM for the reason(7)\n", (pattrib->bssid));
......@@ -1129,9 +1129,9 @@ static int validate_recv_data_frame(struct adapter *adapter,
if (pattrib->privacy) {
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("%s:pattrib->privacy=%x\n", __func__, pattrib->privacy));
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n ^^^^^^^^^^^IS_MCAST(pattrib->ra(0x%02x))=%d^^^^^^^^^^^^^^^6\n", pattrib->ra[0], IS_MCAST(pattrib->ra)));
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n ^^^^^^^^^^^is_multicast_ether_addr(pattrib->ra(0x%02x))=%d^^^^^^^^^^^^^^^6\n", pattrib->ra[0], is_multicast_ether_addr(pattrib->ra)));
GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, IS_MCAST(pattrib->ra));
GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, is_multicast_ether_addr(pattrib->ra));
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n pattrib->encrypt=%d\n", pattrib->encrypt));
......@@ -1971,7 +1971,8 @@ static int recv_func(struct adapter *padapter, struct recv_frame *rframe)
if (ret == _SUCCESS) {
/* check if need to enqueue into uc_swdec_pending_queue*/
if (check_fwstate(mlmepriv, WIFI_STATION_STATE) &&
!IS_MCAST(prxattrib->ra) && prxattrib->encrypt > 0 &&
!is_multicast_ether_addr(prxattrib->ra) &&
prxattrib->encrypt > 0 &&
prxattrib->bdecrypted == 0 &&
!is_wep_enc(psecuritypriv->dot11PrivacyAlgrthm) &&
!psecuritypriv->busetkipkey) {
......
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