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path: root/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
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Diffstat (limited to 'drivers/staging/rtl8188eu/os_dep/ioctl_linux.c')
-rw-r--r--drivers/staging/rtl8188eu/os_dep/ioctl_linux.c53
1 files changed, 29 insertions, 24 deletions
diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
index 5672f014cc46..4de9dbc93380 100644
--- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
@@ -132,12 +132,15 @@ static char *translate_scan(struct adapter *padapter,
p = rtw_get_ie(&pnetwork->network.IEs[12], _HT_CAPABILITY_IE_, &ht_ielen, pnetwork->network.IELength-12);
if (p && ht_ielen > 0) {
- struct rtw_ieee80211_ht_cap *pht_capie;
+ struct ieee80211_ht_cap *pht_capie;
ht_cap = true;
- pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
- memcpy(&mcs_rate, pht_capie->supp_mcs_set, 2);
- bw_40MHz = (pht_capie->cap_info&IEEE80211_HT_CAP_SUP_WIDTH) ? 1 : 0;
- short_GI = (pht_capie->cap_info&(IEEE80211_HT_CAP_SGI_20|IEEE80211_HT_CAP_SGI_40)) ? 1 : 0;
+ pht_capie = (struct ieee80211_ht_cap *)(p + 2);
+ memcpy(&mcs_rate, pht_capie->mcs.rx_mask, 2);
+ bw_40MHz = !!(le16_to_cpu(pht_capie->cap_info) &
+ IEEE80211_HT_CAP_SUP_WIDTH);
+ short_GI = !!(le16_to_cpu(pht_capie->cap_info) &
+ (IEEE80211_HT_CAP_SGI_20 |
+ IEEE80211_HT_CAP_SGI_40));
}
/* Add the protocol name */
@@ -400,7 +403,7 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
wep_key_len = wep_key_len <= 5 ? 5 : 13;
wep_total_len = wep_key_len + offsetof(struct ndis_802_11_wep, KeyMaterial);
pwep = (struct ndis_802_11_wep *)rtw_malloc(wep_total_len);
- if (pwep == NULL) {
+ if (!pwep) {
RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, (" wpa_set_encryption: pwep allocate fail !!!\n"));
goto exit;
}
@@ -441,7 +444,7 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE)) { /* sta mode */
psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
- if (psta == NULL) {
+ if (!psta) {
;
} else {
if (strcmp(param->u.crypt.alg, "none") != 0)
@@ -476,7 +479,7 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
}
}
pbcmc_sta = rtw_get_bcmc_stainfo(padapter);
- if (pbcmc_sta == NULL) {
+ if (!pbcmc_sta) {
;
} else {
/* Jeff: don't disable ieee8021x_blocked while clearing key */
@@ -502,9 +505,9 @@ static int rtw_set_wpa_ie(struct adapter *padapter, char *pie, unsigned short ie
int group_cipher = 0, pairwise_cipher = 0;
int ret = 0;
- if ((ielen > MAX_WPA_IE_LEN) || (pie == NULL)) {
+ if ((ielen > MAX_WPA_IE_LEN) || (!pie)) {
_clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
- if (pie == NULL)
+ if (!pie)
return ret;
else
return -EINVAL;
@@ -512,7 +515,7 @@ static int rtw_set_wpa_ie(struct adapter *padapter, char *pie, unsigned short ie
if (ielen) {
buf = kmemdup(pie, ielen, GFP_KERNEL);
- if (buf == NULL) {
+ if (!buf) {
ret = -ENOMEM;
goto exit;
}
@@ -1049,7 +1052,7 @@ static int rtw_wx_set_mlme(struct net_device *dev,
struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
struct iw_mlme *mlme = (struct iw_mlme *)extra;
- if (mlme == NULL)
+ if (!mlme)
return -1;
DBG_88E("%s\n", __func__);
@@ -1896,7 +1899,7 @@ static int rtw_wx_set_enc_ext(struct net_device *dev,
param_len = sizeof(struct ieee_param) + pext->key_len;
param = (struct ieee_param *)rtw_malloc(param_len);
- if (param == NULL)
+ if (!param)
return -1;
memset(param, 0, param_len);
@@ -2061,7 +2064,7 @@ static int wpa_supplicant_ioctl(struct net_device *dev, struct iw_point *p)
}
param = (struct ieee_param *)rtw_malloc(p->length);
- if (param == NULL) {
+ if (!param) {
ret = -ENOMEM;
goto out;
}
@@ -2254,13 +2257,13 @@ static int rtw_set_encryption(struct net_device *dev, struct ieee_param *param,
}
}
- if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL)) {
+ if (strcmp(param->u.crypt.alg, "none") == 0 && (!psta)) {
/* todo:clear default encryption keys */
DBG_88E("clear default encryption keys, keyid =%d\n", param->u.crypt.idx);
goto exit;
}
- if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL)) {
+ if (strcmp(param->u.crypt.alg, "WEP") == 0 && (!psta)) {
DBG_88E("r871x_set_encryption, crypt.alg = WEP\n");
wep_key_idx = param->u.crypt.idx;
wep_key_len = param->u.crypt.key_len;
@@ -2274,7 +2277,7 @@ static int rtw_set_encryption(struct net_device *dev, struct ieee_param *param,
wep_key_len = wep_key_len <= 5 ? 5 : 13;
wep_total_len = wep_key_len + offsetof(struct ndis_802_11_wep, KeyMaterial);
pwep = (struct ndis_802_11_wep *)rtw_malloc(wep_total_len);
- if (pwep == NULL) {
+ if (!pwep) {
DBG_88E(" r871x_set_encryption: pwep allocate fail !!!\n");
goto exit;
}
@@ -2528,7 +2531,8 @@ static int rtw_add_sta(struct net_device *dev, struct ieee_param *param)
if (WLAN_STA_HT&flags) {
psta->htpriv.ht_option = true;
psta->qos_option = 1;
- memcpy((void *)&psta->htpriv.ht_cap, (void *)&param->u.add_sta.ht_cap, sizeof(struct rtw_ieee80211_ht_cap));
+ memcpy(&psta->htpriv.ht_cap, &param->u.add_sta.ht_cap,
+ sizeof(struct ieee80211_ht_cap));
} else {
psta->htpriv.ht_option = false;
}
@@ -2624,7 +2628,8 @@ static int rtw_ioctl_get_sta_data(struct net_device *dev, struct ieee_param *par
(psta->ht_20mhz_set << 5));
psta_data->tx_supp_rates_len = psta->bssratelen;
memcpy(psta_data->tx_supp_rates, psta->bssrateset, psta->bssratelen);
- memcpy(&psta_data->ht_cap, &psta->htpriv.ht_cap, sizeof(struct rtw_ieee80211_ht_cap));
+ memcpy(&psta_data->ht_cap,
+ &psta->htpriv.ht_cap, sizeof(struct ieee80211_ht_cap));
psta_data->rx_pkts = psta->sta_stats.rx_data_pkts;
psta_data->rx_bytes = psta->sta_stats.rx_bytes;
psta_data->rx_drops = psta->sta_stats.rx_drops;
@@ -2699,7 +2704,7 @@ static int rtw_set_wps_beacon(struct net_device *dev, struct ieee_param *param,
if (ie_len > 0) {
pmlmepriv->wps_beacon_ie = rtw_malloc(ie_len);
pmlmepriv->wps_beacon_ie_len = ie_len;
- if (pmlmepriv->wps_beacon_ie == NULL) {
+ if (!pmlmepriv->wps_beacon_ie) {
DBG_88E("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
return -EINVAL;
}
@@ -2734,7 +2739,7 @@ static int rtw_set_wps_probe_resp(struct net_device *dev, struct ieee_param *par
if (ie_len > 0) {
pmlmepriv->wps_probe_resp_ie = rtw_malloc(ie_len);
pmlmepriv->wps_probe_resp_ie_len = ie_len;
- if (pmlmepriv->wps_probe_resp_ie == NULL) {
+ if (!pmlmepriv->wps_probe_resp_ie) {
DBG_88E("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
return -EINVAL;
}
@@ -2764,7 +2769,7 @@ static int rtw_set_wps_assoc_resp(struct net_device *dev, struct ieee_param *par
if (ie_len > 0) {
pmlmepriv->wps_assoc_resp_ie = rtw_malloc(ie_len);
pmlmepriv->wps_assoc_resp_ie_len = ie_len;
- if (pmlmepriv->wps_assoc_resp_ie == NULL) {
+ if (!pmlmepriv->wps_assoc_resp_ie) {
DBG_88E("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
return -EINVAL;
}
@@ -2866,7 +2871,7 @@ static int rtw_hostapd_ioctl(struct net_device *dev, struct iw_point *p)
}
param = (struct ieee_param *)rtw_malloc(p->length);
- if (param == NULL) {
+ if (!param) {
ret = -ENOMEM;
goto out;
}
@@ -2976,7 +2981,7 @@ static int rtw_wx_set_priv(struct net_device *dev,
pmlmepriv->wps_probe_req_ie = NULL;
pmlmepriv->wps_probe_req_ie = rtw_malloc(cp_sz);
- if (pmlmepriv->wps_probe_req_ie == NULL) {
+ if (!pmlmepriv->wps_probe_req_ie) {
pr_info("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
ret = -EINVAL;
goto FREE_EXT;