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path: root/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
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Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_ioctl_linux.c')
-rw-r--r--drivers/staging/rtl8712/rtl871x_ioctl_linux.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
index 40e6b5cc412..d310a6174b9 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
@@ -975,6 +975,13 @@ static int r871x_wx_set_priv(struct net_device *dev,
* s2. set_802_11_authentication_mode()
* s3. set_802_11_encryption_mode()
* s4. set_802_11_bssid()
+ *
+ * This function intends to handle the Set AP command, which specifies the
+ * MAC# of a preferred Access Point.
+ * Currently, the request comes via Wireless Extensions' SIOCSIWAP ioctl.
+ *
+ * For this operation to succeed, there is no need for the interface to be Up.
+ *
*/
static int r8711_wx_set_wap(struct net_device *dev,
struct iw_request_info *info,
@@ -992,8 +999,6 @@ static int r8711_wx_set_wap(struct net_device *dev,
struct wlan_network *pnetwork = NULL;
enum NDIS_802_11_AUTHENTICATION_MODE authmode;
- if (padapter->bup == false)
- return -1;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
return -1;
if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true)
@@ -1074,6 +1079,14 @@ static int r871x_wx_set_mlme(struct net_device *dev,
return ret;
}
+/**
+ *
+ * This function intends to handle the Set Scan command.
+ * Currently, the request comes via Wireless Extensions' SIOCSIWSCAN ioctl.
+ *
+ * For this operation to succeed, the interface is brought Up beforehand.
+ *
+ */
static int r8711_wx_set_scan(struct net_device *dev,
struct iw_request_info *a,
union iwreq_data *wrqu, char *extra)
@@ -1169,6 +1182,12 @@ static int r8711_wx_get_scan(struct net_device *dev,
* s2. set_802_11_authenticaion_mode()
* s3. set_802_11_encryption_mode()
* s4. set_802_11_ssid()
+ *
+ * This function intends to handle the Set ESSID command.
+ * Currently, the request comes via the Wireless Extensions' SIOCSIWESSID ioctl.
+ *
+ * For this operation to succeed, there is no need for the interface to be Up.
+ *
*/
static int r8711_wx_set_essid(struct net_device *dev,
struct iw_request_info *a,
@@ -1184,8 +1203,6 @@ static int r8711_wx_set_essid(struct net_device *dev,
struct list_head *phead;
u32 len;
- if (padapter->bup == false)
- return -1;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
return -1;
if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING))
@@ -2072,9 +2089,10 @@ static int wpa_supplicant_ioctl(struct net_device *dev, struct iw_point *p)
param = (struct ieee_param *)_malloc(p->length);
if (param == NULL)
return -ENOMEM;
- if (copy_from_user(param, p->pointer, p->length))
+ if (copy_from_user(param, p->pointer, p->length)) {
kfree((u8 *)param);
return -EFAULT;
+ }
switch (param->cmd) {
case IEEE_CMD_SET_WPA_PARAM:
ret = wpa_set_param(dev, param->u.wpa_param.name,