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path: root/drivers/staging/vt6655/wpactl.c
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Diffstat (limited to 'drivers/staging/vt6655/wpactl.c')
-rw-r--r--drivers/staging/vt6655/wpactl.c137
1 files changed, 44 insertions, 93 deletions
diff --git a/drivers/staging/vt6655/wpactl.c b/drivers/staging/vt6655/wpactl.c
index e8d9ecd2913..8392d4d1d5e 100644
--- a/drivers/staging/vt6655/wpactl.c
+++ b/drivers/staging/vt6655/wpactl.c
@@ -51,7 +51,6 @@ static const int frequency_list[] = {
/*--------------------- Static Classes ----------------------------*/
/*--------------------- Static Variables --------------------------*/
-//static int msglevel =MSG_LEVEL_DEBUG;
static int msglevel = MSG_LEVEL_INFO;
/*--------------------- Static Functions --------------------------*/
@@ -188,7 +187,8 @@ int wpa_set_wpadev(PSDevice pDevice, int val)
*
*/
-int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
+int wpa_set_keys(PSDevice pDevice, void *ctx,
+ bool fcpfkernel) __must_hold(&pDevice->lock)
{
struct viawget_wpa_param *param = ctx;
PSMgmtObject pMgmt = pDevice->pMgmt;
@@ -196,30 +196,28 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
unsigned char abyKey[MAX_KEY_LEN];
unsigned char abySeq[MAX_KEY_LEN];
QWORD KeyRSC;
-// NDIS_802_11_KEY_RSC KeyRSC;
unsigned char byKeyDecMode = KEY_CTL_WEP;
int ret = 0;
int uu, ii;
if (param->u.wpa_key.alg_name > WPA_ALG_CCMP ||
- param->u.wpa_key.key_len >= MAX_KEY_LEN ||
- param->u.wpa_key.seq_len >= MAX_KEY_LEN)
+ param->u.wpa_key.key_len > MAX_KEY_LEN ||
+ param->u.wpa_key.seq_len > MAX_KEY_LEN)
return -EINVAL;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "param->u.wpa_key.alg_name = %d \n", param->u.wpa_key.alg_name);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "param->u.wpa_key.alg_name = %d\n", param->u.wpa_key.alg_name);
if (param->u.wpa_key.alg_name == WPA_ALG_NONE) {
pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
pDevice->bEncryptionEnable = false;
pDevice->byKeyIndex = 0;
pDevice->bTransmitKey = false;
KeyvRemoveAllWEPKey(&(pDevice->sKey), pDevice->PortOffset);
- for (uu = 0; uu < MAX_KEY_TABLE; uu++) {
+ for (uu = 0; uu < MAX_KEY_TABLE; uu++)
MACvDisableKeyEntry(pDevice->PortOffset, uu);
- }
+
return ret;
}
- //spin_unlock_irq(&pDevice->lock);
if (param->u.wpa_key.key && fcpfkernel) {
memcpy(&abyKey[0], param->u.wpa_key.key, param->u.wpa_key.key_len);
} else {
@@ -258,7 +256,6 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
return ret;
}
- //spin_unlock_irq(&pDevice->lock);
if (param->u.wpa_key.seq && fcpfkernel) {
memcpy(&abySeq[0], param->u.wpa_key.seq, param->u.wpa_key.seq_len);
} else {
@@ -277,7 +274,6 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
LODWORD(KeyRSC) |= (abySeq[ii] << (ii * 8));
else
HIDWORD(KeyRSC) |= (abySeq[ii] << ((ii-4) * 8));
- //KeyRSC |= (abySeq[ii] << (ii * 8));
}
dwKeyIndex |= 1 << 29;
}
@@ -287,13 +283,11 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
return -EINVAL;
}
- if (param->u.wpa_key.alg_name == WPA_ALG_TKIP) {
+ if (param->u.wpa_key.alg_name == WPA_ALG_TKIP)
pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled;
- }
- if (param->u.wpa_key.alg_name == WPA_ALG_CCMP) {
+ if (param->u.wpa_key.alg_name == WPA_ALG_CCMP)
pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled;
- }
if (param->u.wpa_key.set_tx)
dwKeyIndex |= (1 << 31);
@@ -324,7 +318,6 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
if ((byKeyDecMode == KEY_CTL_TKIP) &&
(param->u.wpa_key.key_len != MAX_KEY_LEN)) {
// TKIP Key must be 256 bits
- //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA - TKIP Key must be 256 bits\n"));
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return- TKIP Key must be 256 bits!\n");
return -EINVAL;
}
@@ -332,7 +325,6 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
if ((byKeyDecMode == KEY_CTL_CCMP) &&
(param->u.wpa_key.key_len != AES_KEY_LEN)) {
// AES Key must be 128 bits
- //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA - AES Key must be 128 bits\n"));
return -EINVAL;
}
@@ -341,27 +333,25 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
// If is_broadcast_ether_addr, set the key as every key entry's group key.
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Groupe Key Assign.\n");
- if ((KeybSetAllGroupKey(&(pDevice->sKey),
+ if (KeybSetAllGroupKey(&(pDevice->sKey),
dwKeyIndex,
param->u.wpa_key.key_len,
(PQWORD) &(KeyRSC),
(unsigned char *)abyKey,
byKeyDecMode,
pDevice->PortOffset,
- pDevice->byLocalID) == true) &&
- (KeybSetDefaultKey(&(pDevice->sKey),
+ pDevice->byLocalID) &&
+ KeybSetDefaultKey(&(pDevice->sKey),
dwKeyIndex,
param->u.wpa_key.key_len,
(PQWORD) &(KeyRSC),
(unsigned char *)abyKey,
byKeyDecMode,
pDevice->PortOffset,
- pDevice->byLocalID) == true)) {
+ pDevice->byLocalID)) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "GROUP Key Assign.\n");
} else {
- //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA -KeybSetDefaultKey Fail.0\n"));
- // spin_unlock_irq(&pDevice->lock);
return -EINVAL;
}
@@ -371,16 +361,13 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
// Pairwise Key can't be WEP
if (byKeyDecMode == KEY_CTL_WEP) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key can't be WEP\n");
- //spin_unlock_irq(&pDevice->lock);
return -EINVAL;
}
dwKeyIndex |= (1 << 30); // set pairwise key
- if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {
- //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA - WMAC_CONFIG_IBSS_STA\n"));
- //spin_unlock_irq(&pDevice->lock);
+ if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA)
return -EINVAL;
- }
+
if (KeybSetKey(&(pDevice->sKey),
&param->addr[0],
dwKeyIndex,
@@ -389,22 +376,12 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
(unsigned char *)abyKey,
byKeyDecMode,
pDevice->PortOffset,
- pDevice->byLocalID) == true) {
+ pDevice->byLocalID)) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Set\n");
} else {
// Key Table Full
- if (!compare_ether_addr(&param->addr[0], pDevice->abyBSSID)) {
- //DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA -Key Table Full.2\n"));
- //spin_unlock_irq(&pDevice->lock);
- return -EINVAL;
-
- } else {
- // Save Key and configure just before associate/reassociate to BSSID
- // we do not implement now
- //spin_unlock_irq(&pDevice->lock);
- return -EINVAL;
- }
+ return -EINVAL;
}
} // BSSID not 0xffffffffffff
if ((ret == 0) && ((param->u.wpa_key.set_tx) != 0)) {
@@ -412,17 +389,6 @@ int wpa_set_keys(PSDevice pDevice, void *ctx, bool fcpfkernel)
pDevice->bTransmitKey = true;
}
pDevice->bEncryptionEnable = true;
- //spin_unlock_irq(&pDevice->lock);
-
-/*
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " key=%x-%x-%x-%x-%x-xxxxx \n",
- pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[byKeyIndex][0],
- pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[byKeyIndex][1],
- pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[byKeyIndex][2],
- pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[byKeyIndex][3],
- pMgmt->sNodeDBTable[iNodeIndex].abyWepKey[byKeyIndex][4]
-);
-*/
return ret;
}
@@ -445,12 +411,11 @@ static int wpa_set_wpa(PSDevice pDevice,
struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = pDevice->pMgmt;
- int ret = 0;
pMgmt->eAuthenMode = WMAC_AUTH_OPEN;
pMgmt->bShareKeyAlgorithm = false;
- return ret;
+ return 0;
}
/*
@@ -471,7 +436,6 @@ static int wpa_set_disassociate(PSDevice pDevice,
struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = pDevice->pMgmt;
- int ret = 0;
spin_lock_irq(&pDevice->lock);
if (pDevice->bLinkPass) {
@@ -480,7 +444,7 @@ static int wpa_set_disassociate(PSDevice pDevice,
}
spin_unlock_irq(&pDevice->lock);
- return ret;
+ return 0;
}
/*
@@ -500,14 +464,12 @@ static int wpa_set_disassociate(PSDevice pDevice,
static int wpa_set_scan(PSDevice pDevice,
struct viawget_wpa_param *param)
{
- int ret = 0;
-
spin_lock_irq(&pDevice->lock);
BSSvClearBSSList((void *)pDevice, pDevice->bLinkPass);
bScheduleCommand((void *)pDevice, WLAN_CMD_BSSID_SCAN, NULL);
spin_unlock_irq(&pDevice->lock);
- return ret;
+ return 0;
}
/*
@@ -528,11 +490,10 @@ static int wpa_get_bssid(PSDevice pDevice,
struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = pDevice->pMgmt;
- int ret = 0;
memcpy(param->u.wpa_associate.bssid, pMgmt->abyCurrBSSID , 6);
- return ret;
+ return 0;
}
/*
@@ -554,14 +515,13 @@ static int wpa_get_ssid(PSDevice pDevice,
{
PSMgmtObject pMgmt = pDevice->pMgmt;
PWLAN_IE_SSID pItemSSID;
- int ret = 0;
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
memcpy(param->u.wpa_associate.ssid, pItemSSID->abySSID , pItemSSID->len);
param->u.wpa_associate.ssid_len = pItemSSID->len;
- return ret;
+ return 0;
}
/*
@@ -593,10 +553,10 @@ static int wpa_get_scan(PSDevice pDevice,
unsigned char *ptempBSS;
- ptempBSS = kmalloc(sizeof(KnownBSS), (int)GFP_ATOMIC);
+ ptempBSS = kmalloc(sizeof(KnownBSS), GFP_ATOMIC);
if (ptempBSS == NULL) {
- printk("bubble sort kmalloc memory fail@@@\n");
+ printk(KERN_ERR "bubble sort kmalloc memory fail@@@\n");
ret = -ENOMEM;
@@ -635,7 +595,7 @@ static int wpa_get_scan(PSDevice pDevice,
count++;
}
- pBuf = kcalloc(count, sizeof(struct viawget_scan_result), (int)GFP_ATOMIC);
+ pBuf = kcalloc(count, sizeof(struct viawget_scan_result), GFP_ATOMIC);
if (pBuf == NULL) {
ret = -ENOMEM;
@@ -654,11 +614,7 @@ static int wpa_get_scan(PSDevice pDevice,
scan_buf->ssid_len = pItemSSID->len;
scan_buf->freq = frequency_list[pBSS->uChannel-1];
scan_buf->caps = pBSS->wCapInfo;
- //scan_buf->caps = pBSS->wCapInfo;
- //scan_buf->qual =
- //scan_buf->noise =
- //scan_buf->level =
- //scan_buf->maxrate =
+
if (pBSS->wWPALen != 0) {
scan_buf->wpa_ie_len = pBSS->wWPALen;
memcpy(scan_buf->wpa_ie, pBSS->byWPAIE, pBSS->wWPALen);
@@ -675,11 +631,11 @@ static int wpa_get_scan(PSDevice pDevice,
if (jj < count)
count = jj;
- if (copy_to_user(param->u.scan_results.buf, pBuf, sizeof(struct viawget_scan_result) * count)) {
+ if (copy_to_user(param->u.scan_results.buf, pBuf, sizeof(struct viawget_scan_result) * count))
ret = -EFAULT;
- }
+
param->u.scan_results.scan_count = count;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " param->u.scan_results.scan_count = %d\n", count)
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " param->u.scan_results.scan_count = %d\n", count);
kfree(pBuf);
return ret;
@@ -706,7 +662,6 @@ static int wpa_set_associate(PSDevice pDevice,
PWLAN_IE_SSID pItemSSID;
unsigned char abyNullAddr[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
unsigned char abyWPAIE[64];
- int ret = 0;
bool bWepEnabled = false;
// set key type & algorithm
@@ -739,9 +694,8 @@ static int wpa_set_associate(PSDevice pDevice,
// set bssid
if (memcmp(param->u.wpa_associate.bssid, &abyNullAddr[0], 6) != 0)
memcpy(pMgmt->abyDesireBSSID, param->u.wpa_associate.bssid, 6);
- else {
+ else
bScheduleCommand((void *)pDevice, WLAN_CMD_BSSID_SCAN, pItemSSID->abySSID);
- }
if (param->u.wpa_associate.wpa_ie_len == 0) {
if (param->u.wpa_associate.auth_alg & AUTH_ALG_SHARED_KEY)
@@ -788,13 +742,10 @@ static int wpa_set_associate(PSDevice pDevice,
if (pMgmt->eAuthenMode == WMAC_AUTH_SHAREKEY) {
pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
- //pMgmt->eAuthenMode = WMAC_AUTH_SHAREKEY;
pMgmt->bShareKeyAlgorithm = true;
} else if (pMgmt->eAuthenMode == WMAC_AUTH_OPEN) {
if (!bWepEnabled) pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
else pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
- //pMgmt->eAuthenMode = WMAC_AUTH_OPEN;
- //pMgmt->bShareKeyAlgorithm = false; //20080717-06,<Modify> by chester//Fix Open mode, WEP encryption
}
//mike save old encryption status
pDevice->eOldEncryptionStatus = pDevice->eEncryptionStatus;
@@ -804,7 +755,7 @@ static int wpa_set_associate(PSDevice pDevice,
else
pDevice->bEncryptionEnable = false;
if (!((pMgmt->eAuthenMode == WMAC_AUTH_SHAREKEY) ||
- ((pMgmt->eAuthenMode == WMAC_AUTH_OPEN) && (bWepEnabled == true)))) //DavidWang //20080717-06,<Modify> by chester//Not to initial WEP
+ ((pMgmt->eAuthenMode == WMAC_AUTH_OPEN) && bWepEnabled))) //DavidWang //20080717-06,<Modify> by chester//Not to initial WEP
KeyvInitTable(&pDevice->sKey, pDevice->PortOffset);
spin_lock_irq(&pDevice->lock);
pDevice->bLinkPass = false;
@@ -830,7 +781,7 @@ static int wpa_set_associate(PSDevice pDevice,
bScheduleCommand((void *)pDevice, WLAN_CMD_SSID, NULL);
spin_unlock_irq(&pDevice->lock);
- return ret;
+ return 0;
}
/*
@@ -857,7 +808,7 @@ int wpa_ioctl(PSDevice pDevice, struct iw_point *p)
p->length > VIAWGET_WPA_MAX_BUF_SIZE || !p->pointer)
return -EINVAL;
- param = kmalloc((int)p->length, (int)GFP_KERNEL);
+ param = kmalloc((int)p->length, GFP_KERNEL);
if (param == NULL)
return -ENOMEM;
@@ -869,18 +820,18 @@ int wpa_ioctl(PSDevice pDevice, struct iw_point *p)
switch (param->cmd) {
case VIAWGET_SET_WPA:
ret = wpa_set_wpa(pDevice, param);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_WPA \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_WPA\n");
break;
case VIAWGET_SET_KEY:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_KEY \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_KEY\n");
spin_lock_irq(&pDevice->lock);
ret = wpa_set_keys(pDevice, param, false);
spin_unlock_irq(&pDevice->lock);
break;
case VIAWGET_SET_SCAN:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_SCAN \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_SCAN\n");
ret = wpa_set_scan(pDevice, param);
break;
@@ -891,40 +842,40 @@ int wpa_ioctl(PSDevice pDevice, struct iw_point *p)
break;
case VIAWGET_GET_SSID:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_SSID \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_SSID\n");
ret = wpa_get_ssid(pDevice, param);
wpa_ioctl = 1;
break;
case VIAWGET_GET_BSSID:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_BSSID \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_BSSID\n");
ret = wpa_get_bssid(pDevice, param);
wpa_ioctl = 1;
break;
case VIAWGET_SET_ASSOCIATE:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_ASSOCIATE \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_ASSOCIATE\n");
ret = wpa_set_associate(pDevice, param);
break;
case VIAWGET_SET_DISASSOCIATE:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DISASSOCIATE \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DISASSOCIATE\n");
ret = wpa_set_disassociate(pDevice, param);
break;
case VIAWGET_SET_DROP_UNENCRYPT:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DROP_UNENCRYPT \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DROP_UNENCRYPT\n");
break;
case VIAWGET_SET_DEAUTHENTICATE:
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DEAUTHENTICATE \n");
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DEAUTHENTICATE\n");
break;
default:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wpa_ioctl: unknown cmd=%d\n",
param->cmd);
- return -EOPNOTSUPP;
- break;
+ ret = -EOPNOTSUPP;
+ goto out;
}
if ((ret == 0) && wpa_ioctl) {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-05 06:36:51 +0000