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SubjectRe: [PATCH v3] staging: rtl8188eu: Fix private WEXT IOCTL calls
Hi Ishraq,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on staging/staging-testing]
[also build test ERROR on v4.15-rc2 next-20171204]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/ishraq-i-ashraf-gmail-com/staging-rtl8188eu-Fix-private-WEXT-IOCTL-calls/20171128-130403
config: x86_64-randconfig-u0-12042048 (attached as .config)
compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_hostapd_sta_flush_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3088:9: error: implicit declaration of function 'rtw_sta_flush' [-Werror=implicit-function-declaration]
return rtw_sta_flush(padapter);
^
In file included from include/linux/kernel.h:14:0,
from include/linux/skbuff.h:17,
from include/linux/if_ether.h:23,
from include/linux/ieee80211.h:21,
from drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:17:
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_add_sta_pvt':
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3113:11: error: 'union <anonymous>' has no member named 'add_sta'
param->u.add_sta.aid,
^
include/linux/printk.h:308:34: note: in definition of macro 'pr_info'
printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3112:2: note: in expansion of macro 'DBG_88E'
DBG_88E("rtw_add_sta(aid =%d) =%pM\n",
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3134:18: error: 'union <anonymous>' has no member named 'add_sta'
flags = param->u.add_sta.flags;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3135:22: error: 'union <anonymous>' has no member named 'add_sta'
psta->aid = param->u.add_sta.aid; /* aid = 1~2007. */
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3137:35: error: 'union <anonymous>' has no member named 'add_sta'
memcpy(psta->bssrateset, param->u.add_sta.tx_supp_rates, 16);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3140:6: error: 'WLAN_STA_WME' undeclared (first use in this function)
if (WLAN_STA_WME&flags)
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3140:6: note: each undeclared identifier is reported only once for each function it appears in
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3149:6: error: 'WLAN_STA_HT' undeclared (first use in this function)
if (WLAN_STA_HT&flags) {
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3153:19: error: 'union <anonymous>' has no member named 'add_sta'
&param->u.add_sta.ht_cap,
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3162:2: error: implicit declaration of function 'update_sta_info_apmode' [-Werror=implicit-function-declaration]
update_sta_info_apmode(padapter, psta);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_del_sta_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3225:11: error: 'struct sta_priv' has no member named 'asoc_list_cnt'
pstapriv->asoc_list_cnt--;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3226:13: error: implicit declaration of function 'ap_free_sta' [-Werror=implicit-function-declaration]
updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3230:2: error: implicit declaration of function 'associated_clients_update' [-Werror=implicit-function-declaration]
associated_clients_update(padapter, updated);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_set_beacon_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3267:17: error: 'union <anonymous>' has no member named 'bcn_ie'
pbuf = param->u.bcn_ie.buf;
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3276:18: error: 'struct sta_priv' has no member named 'max_num_sta'
memcpy(&pstapriv->max_num_sta, param->u.bcn_ie.reserved, 2);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3276:41: error: 'union <anonymous>' has no member named 'bcn_ie'
memcpy(&pstapriv->max_num_sta, param->u.bcn_ie.reserved, 2);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3278:15: error: 'struct sta_priv' has no member named 'max_num_sta'
if ((pstapriv->max_num_sta > NUM_STA) || (pstapriv->max_num_sta <= 0))
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3278:52: error: 'struct sta_priv' has no member named 'max_num_sta'
if ((pstapriv->max_num_sta > NUM_STA) || (pstapriv->max_num_sta <= 0))
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3279:11: error: 'struct sta_priv' has no member named 'max_num_sta'
pstapriv->max_num_sta = NUM_STA;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3281:6: error: implicit declaration of function 'rtw_check_beacon_data' [-Werror=implicit-function-declaration]
if (rtw_check_beacon_data(padapter, pbuf, (len-12-2)) != _SUCCESS) { /* 12 = Param header, 2 = Not packed. */
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_set_encryption_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3411:4: error: implicit declaration of function 'set_wep_key' [-Werror=implicit-function-declaration]
set_wep_key(padapter, pwep->KeyMaterial, pwep->KeyLength, wep_key_idx);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3477:4: error: implicit declaration of function 'set_group_key' [-Werror=implicit-function-declaration]
set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3521:5: error: implicit declaration of function 'set_pairwise_key' [-Werror=implicit-function-declaration]
set_pairwise_key(padapter, psta);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_get_sta_wpaie_pvt':
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3624:10: error: 'struct sta_info' has no member named 'wpa_ie'
if (psta->wpa_ie[0] == WLAN_EID_RSN ||
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3625:10: error: 'struct sta_info' has no member named 'wpa_ie'
psta->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) {
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3629:20: error: 'struct sta_info' has no member named 'wpa_ie'
wpa_ie_len = psta->wpa_ie[1];
^
In file included from include/linux/skbuff.h:17:0,
from include/linux/if_ether.h:23,
from include/linux/ieee80211.h:21,
from drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:17:
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3630:52: error: 'struct sta_info' has no member named 'wpa_ie'
copy_len = min_t(int, wpa_ie_len + 2, sizeof(psta->wpa_ie));
^
include/linux/kernel.h:791:13: note: in definition of macro '__min'
t2 min2 = (y); \
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3630:14: note: in expansion of macro 'min_t'
copy_len = min_t(int, wpa_ie_len + 2, sizeof(psta->wpa_ie));
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3632:40: error: 'struct sta_info' has no member named 'wpa_ie'
memcpy(param->u.wpa_ie.reserved, psta->wpa_ie, copy_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_set_wps_beacon_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3681:17: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
kfree(pmlmepriv->wps_beacon_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3682:11: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
pmlmepriv->wps_beacon_ie = NULL;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3686:12: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
pmlmepriv->wps_beacon_ie = kmalloc(ie_len, GFP_KERNEL);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3687:17: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
if (!pmlmepriv->wps_beacon_ie) {
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3693:12: error: 'struct mlme_priv' has no member named 'wps_beacon_ie_len'
pmlmepriv->wps_beacon_ie_len = ie_len;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3694:19: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
memcpy(pmlmepriv->wps_beacon_ie, param->u.bcn_ie.buf, ie_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3694:44: error: 'union <anonymous>' has no member named 'bcn_ie'
memcpy(pmlmepriv->wps_beacon_ie, param->u.bcn_ie.buf, ie_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3695:3: error: implicit declaration of function 'update_beacon' [-Werror=implicit-function-declaration]
update_beacon(padapter, _VENDOR_SPECIFIC_IE_, wps_oui, true);
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3696:11: error: 'struct mlme_ext_priv' has no member named 'bstart_bss'
pmlmeext->bstart_bss = true;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3704:17: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
kfree(pmlmepriv->wps_beacon_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3709:17: error: 'struct mlme_priv' has no member named 'wps_beacon_ie'
kfree(pmlmepriv->wps_beacon_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_set_wps_probe_resp_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3745:17: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
kfree(pmlmepriv->wps_probe_resp_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3746:11: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
pmlmepriv->wps_probe_resp_ie = NULL;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3750:12: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
pmlmepriv->wps_probe_resp_ie = kmalloc(ie_len, GFP_KERNEL);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3751:17: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
if (!pmlmepriv->wps_probe_resp_ie) {
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3757:12: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie_len'
pmlmepriv->wps_probe_resp_ie_len = ie_len;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3758:19: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
memcpy(pmlmepriv->wps_probe_resp_ie, param->u.bcn_ie.buf, ie_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3758:48: error: 'union <anonymous>' has no member named 'bcn_ie'
memcpy(pmlmepriv->wps_probe_resp_ie, param->u.bcn_ie.buf, ie_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3766:17: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
kfree(pmlmepriv->wps_probe_resp_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3771:17: error: 'struct mlme_priv' has no member named 'wps_probe_resp_ie'
kfree(pmlmepriv->wps_probe_resp_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_set_wps_assoc_resp_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3807:17: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
kfree(pmlmepriv->wps_assoc_resp_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3808:11: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
pmlmepriv->wps_assoc_resp_ie = NULL;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3812:12: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
pmlmepriv->wps_assoc_resp_ie = kmalloc(ie_len, GFP_KERNEL);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3813:17: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
if (!pmlmepriv->wps_assoc_resp_ie) {
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3819:12: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie_len'
pmlmepriv->wps_assoc_resp_ie_len = ie_len;
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3820:19: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
memcpy(pmlmepriv->wps_assoc_resp_ie, param->u.bcn_ie.buf, ie_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3820:48: error: 'union <anonymous>' has no member named 'bcn_ie'
memcpy(pmlmepriv->wps_assoc_resp_ie, param->u.bcn_ie.buf, ie_len);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3828:17: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
kfree(pmlmepriv->wps_assoc_resp_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3833:17: error: 'struct mlme_priv' has no member named 'wps_assoc_resp_ie'
kfree(pmlmepriv->wps_assoc_resp_ie);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_ioctl_get_sta_data_pvt':
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3913:41: error: dereferencing pointer to incomplete type 'struct ieee_param_ex'
psta_data = (struct sta_data *)param_ex->data;
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3935:11: error: dereferencing pointer to incomplete type 'struct sta_data'
psta_data->aid = (u16)psta->aid;
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3936:30: error: 'struct sta_info' has no member named 'capability'
psta_data->capability = psta->capability;
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3937:25: error: 'struct sta_info' has no member named 'flags'
psta_data->flags = psta->flags;
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3949:9: error: 'struct sta_info' has no member named 'nonerp_set'
((psta->nonerp_set) |
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3950:8: error: 'struct sta_info' has no member named 'no_short_slot_time_set'
(psta->no_short_slot_time_set << 1) |
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3951:8: error: 'struct sta_info' has no member named 'no_short_preamble_set'
(psta->no_short_preamble_set << 2) |
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3952:8: error: 'struct sta_info' has no member named 'no_ht_gf_set'
(psta->no_ht_gf_set << 3) |
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3953:8: error: 'struct sta_info' has no member named 'no_ht_set'
(psta->no_ht_set << 4) |
^
>> drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:3954:8: error: 'struct sta_info' has no member named 'ht_20mhz_set'
(psta->ht_20mhz_set << 5));
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_ioctl_set_macaddr_acl_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:4003:2: error: implicit declaration of function 'rtw_set_macaddr_acl' [-Werror=implicit-function-declaration]
rtw_set_macaddr_acl(padapter, param->u.mlme.command);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_ioctl_acl_add_sta_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:4048:8: error: implicit declaration of function 'rtw_acl_add_sta' [-Werror=implicit-function-declaration]
ret = rtw_acl_add_sta(padapter, param->sta_addr);
^
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c: In function 'rtw_ioctl_acl_remove_sta_pvt':
drivers/staging/rtl8188eu/os_dep/ioctl_linux.c:4095:8: error: implicit declaration of function 'rtw_acl_remove_sta' [-Werror=implicit-function-declaration]
ret = rtw_acl_remove_sta(padapter, param->sta_addr);
^
cc1: some warnings being treated as errors

vim +3113 drivers/staging/rtl8188eu/os_dep/ioctl_linux.c

3080
3081 static int rtw_hostapd_sta_flush_pvt(struct net_device *dev,
3082 struct iw_request_info *info,
3083 union iwreq_data *wrqu,
3084 char *extra)
3085 {
3086 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
3087 flush_all_cam_entry(padapter); /* Clear CAM. */
> 3088 return rtw_sta_flush(padapter);
3089 }
3090
3091 static int rtw_add_sta_pvt(struct net_device *dev,
3092 struct iw_request_info *info,
3093 union iwreq_data *wrqu,
3094 char *extra)
3095 {
3096 int ret;
3097 int flags;
3098 struct sta_info *psta;
3099 struct ieee_param *param;
3100 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
3101 struct sta_priv *pstapriv = &padapter->stapriv;
3102 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
3103
3104 param = (struct ieee_param *)kmalloc(wrqu->data.length, GFP_KERNEL);
3105 if (!param)
3106 return -ENOMEM;
3107
3108 ret = get_private_handler_ieee_param(padapter, wrqu, param);
3109 if (ret)
3110 goto err_free_param;
3111
3112 DBG_88E("rtw_add_sta(aid =%d) =%pM\n",
> 3113 param->u.add_sta.aid,
3114 (param->sta_addr));
3115
3116 if (!check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE))) {
3117 ret = -EINVAL;
3118 goto err_free_param;
3119 }
3120
3121 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3122 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3123 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3124 ret = -EINVAL;
3125 goto err_free_param;
3126 }
3127
3128 psta = rtw_get_stainfo(pstapriv, param->sta_addr);
3129 if (!psta) {
3130 ret = -ENOMEM;
3131 goto err_free_param;
3132 }
3133
3134 flags = param->u.add_sta.flags;
3135 psta->aid = param->u.add_sta.aid; /* aid = 1~2007. */
3136
3137 memcpy(psta->bssrateset, param->u.add_sta.tx_supp_rates, 16);
3138
3139 /* Check WMM cap. */
3140 if (WLAN_STA_WME&flags)
3141 psta->qos_option = 1;
3142 else
3143 psta->qos_option = 0;
3144
3145 if (pmlmepriv->qospriv.qos_option == 0)
3146 psta->qos_option = 0;
3147
3148 /* Check 802.11n HT cap. */
3149 if (WLAN_STA_HT&flags) {
3150 psta->htpriv.ht_option = true;
3151 psta->qos_option = 1;
3152 memcpy(&psta->htpriv.ht_cap,
3153 &param->u.add_sta.ht_cap,
3154 sizeof(struct ieee80211_ht_cap));
3155 } else {
3156 psta->htpriv.ht_option = false;
3157 }
3158
3159 if (pmlmepriv->htpriv.ht_option == false)
3160 psta->htpriv.ht_option = false;
3161
3162 update_sta_info_apmode(padapter, psta);
3163
3164 if (copy_to_user(wrqu->data.pointer, param, wrqu->data.length)) {
3165 ret = -EFAULT;
3166 goto err_free_param;
3167 }
3168
3169 kfree(param);
3170 return 0;
3171
3172 err_free_param:
3173 kfree(param);
3174 return ret;
3175 }
3176
3177 static int rtw_del_sta_pvt(struct net_device *dev,
3178 struct iw_request_info *info,
3179 union iwreq_data *wrqu,
3180 char *extra)
3181 {
3182 int ret;
3183 int updated;
3184 struct sta_info *psta;
3185 struct ieee_param *param;
3186 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
3187 struct sta_priv *pstapriv = &padapter->stapriv;
3188 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
3189
3190 param = (struct ieee_param *)kmalloc(wrqu->data.length, GFP_KERNEL);
3191 if (!param)
3192 return -ENOMEM;
3193
3194 ret = get_private_handler_ieee_param(padapter, wrqu, param);
3195 if (ret)
3196 goto err_free_param;
3197
3198 DBG_88E("rtw_del_sta =%pM\n", (param->sta_addr));
3199
3200 if (check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE)) != true) {
3201 ret = -EINVAL;
3202 goto err_free_param;
3203 }
3204
3205 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
3206 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
3207 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
3208 ret = -EINVAL;
3209 goto err_free_param;
3210 }
3211
3212 psta = rtw_get_stainfo(pstapriv, param->sta_addr);
3213 if (!psta) {
3214 DBG_88E("rtw_del_sta(), sta has already been removed or never been added\n");
3215 ret = -ENOMEM;
3216 goto err_free_param;
3217 }
3218
3219 spin_lock_bh(&pstapriv->asoc_list_lock);
3220
3221 updated = 0;
3222
3223 if (!list_empty(&psta->asoc_list)) {
3224 list_del_init(&psta->asoc_list);
> 3225 pstapriv->asoc_list_cnt--;
3226 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
3227 }
3228
3229 spin_unlock_bh(&pstapriv->asoc_list_lock);
> 3230 associated_clients_update(padapter, updated);
3231
3232 if (copy_to_user(wrqu->data.pointer, param, wrqu->data.length)) {
3233 ret = -EFAULT;
3234 goto err_free_param;
3235 }
3236
3237 kfree(param);
3238 return 0;
3239
3240 err_free_param:
3241 kfree(param);
3242 return ret;
3243 }
3244
3245 static int rtw_set_beacon_pvt(struct net_device *dev,
3246 struct iw_request_info *info,
3247 union iwreq_data *wrqu,
3248 char *extra)
3249 {
3250 int ret;
3251 int len;
3252 unsigned char *pbuf;
3253 struct ieee_param *param;
3254 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
3255 struct sta_priv *pstapriv = &padapter->stapriv;
3256 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
3257
3258 param = (struct ieee_param *)kmalloc(wrqu->data.length, GFP_KERNEL);
3259 if (!param)
3260 return -ENOMEM;
3261
3262 ret = get_private_handler_ieee_param(padapter, wrqu, param);
3263 if (ret)
3264 goto err_free_param;
3265
3266 len = wrqu->data.length;
3267 pbuf = param->u.bcn_ie.buf;
3268
3269 DBG_88E("%s, len =%d\n", __func__, len);
3270
3271 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true) {
3272 ret = -EINVAL;
3273 goto err_free_param;
3274 }
3275
> 3276 memcpy(&pstapriv->max_num_sta, param->u.bcn_ie.reserved, 2);
3277
3278 if ((pstapriv->max_num_sta > NUM_STA) || (pstapriv->max_num_sta <= 0))
3279 pstapriv->max_num_sta = NUM_STA;
3280
3281 if (rtw_check_beacon_data(padapter, pbuf, (len-12-2)) != _SUCCESS) { /* 12 = Param header, 2 = Not packed. */
3282 ret = -EINVAL;
3283 goto err_free_param;
3284 }
3285
3286 if (copy_to_user(wrqu->data.pointer, param, wrqu->data.length)) {
3287 ret = -EFAULT;
3288 goto err_free_param;
3289 }
3290
3291 kfree(param);
3292 return 0;
3293
3294 err_free_param:
3295 kfree(param);
3296 return ret;
3297 }
3298

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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