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path: root/drivers/net/wireless/mwifiex/cfg80211.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/cfg80211.c')
-rw-r--r--drivers/net/wireless/mwifiex/cfg80211.c70
1 files changed, 25 insertions, 45 deletions
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index dd0e410559f8..9710b23f65a9 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1590,15 +1590,15 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
ie_len = ie_buf[1] + sizeof(struct ieee_types_header);
band = mwifiex_band_to_radio_type(priv->curr_bss_params.band);
- chan = __ieee80211_get_channel(priv->wdev->wiphy,
+ chan = __ieee80211_get_channel(priv->wdev.wiphy,
ieee80211_channel_to_frequency(bss_info.bss_chan,
band));
- bss = cfg80211_inform_bss(priv->wdev->wiphy, chan,
+ bss = cfg80211_inform_bss(priv->wdev.wiphy, chan,
CFG80211_BSS_FTYPE_UNKNOWN,
bss_info.bssid, 0, WLAN_CAPABILITY_IBSS,
0, ie_buf, ie_len, 0, GFP_KERNEL);
- cfg80211_put_bss(priv->wdev->wiphy, bss);
+ cfg80211_put_bss(priv->wdev.wiphy, bss);
memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
return 0;
@@ -1719,12 +1719,12 @@ done:
/* Find the BSS we want using available scan results */
if (mode == NL80211_IFTYPE_ADHOC)
- bss = cfg80211_get_bss(priv->wdev->wiphy, channel,
+ bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
bssid, ssid, ssid_len,
WLAN_CAPABILITY_IBSS,
WLAN_CAPABILITY_IBSS);
else
- bss = cfg80211_get_bss(priv->wdev->wiphy, channel,
+ bss = cfg80211_get_bss(priv->wdev.wiphy, channel,
bssid, ssid, ssid_len,
WLAN_CAPABILITY_ESS,
WLAN_CAPABILITY_ESS);
@@ -1781,7 +1781,7 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
return -EINVAL;
}
- if (priv->wdev && priv->wdev->current_bss) {
+ if (priv->wdev.current_bss) {
wiphy_warn(wiphy, "%s: already connected\n", dev->name);
return -EALREADY;
}
@@ -1839,7 +1839,7 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
struct cfg80211_ibss_params *params)
{
- struct wiphy *wiphy = priv->wdev->wiphy;
+ struct wiphy *wiphy = priv->wdev.wiphy;
struct mwifiex_adapter *adapter = priv->adapter;
int index = 0, i;
u8 config_bands = 0;
@@ -2177,7 +2177,6 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
struct mwifiex_private *priv;
struct net_device *dev;
void *mdev_priv;
- struct wireless_dev *wdev;
if (!adapter)
return ERR_PTR(-EFAULT);
@@ -2193,13 +2192,8 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
return ERR_PTR(-EINVAL);
}
- wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
- if (!wdev)
- return ERR_PTR(-ENOMEM);
-
- wdev->wiphy = wiphy;
- priv->wdev = wdev;
- wdev->iftype = NL80211_IFTYPE_STATION;
+ priv->wdev.wiphy = wiphy;
+ priv->wdev.iftype = NL80211_IFTYPE_STATION;
if (type == NL80211_IFTYPE_UNSPECIFIED)
priv->bss_mode = NL80211_IFTYPE_STATION;
@@ -2221,13 +2215,8 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
return ERR_PTR(-EINVAL);
}
- wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
- if (!wdev)
- return ERR_PTR(-ENOMEM);
-
- priv->wdev = wdev;
- wdev->wiphy = wiphy;
- wdev->iftype = NL80211_IFTYPE_AP;
+ priv->wdev.wiphy = wiphy;
+ priv->wdev.iftype = NL80211_IFTYPE_AP;
priv->bss_type = MWIFIEX_BSS_TYPE_UAP;
priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II;
@@ -2246,17 +2235,12 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
return ERR_PTR(-EINVAL);
}
- wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
- if (!wdev)
- return ERR_PTR(-ENOMEM);
-
- priv->wdev = wdev;
- wdev->wiphy = wiphy;
+ priv->wdev.wiphy = wiphy;
/* At start-up, wpa_supplicant tries to change the interface
* to NL80211_IFTYPE_STATION if it is not managed mode.
*/
- wdev->iftype = NL80211_IFTYPE_P2P_CLIENT;
+ priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT;
priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT;
/* Setting bss_type to P2P tells firmware that this interface
@@ -2272,8 +2256,9 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
priv->bss_num = 0;
if (mwifiex_cfg80211_init_p2p_client(priv)) {
- wdev = ERR_PTR(-EFAULT);
- goto done;
+ memset(&priv->wdev, 0, sizeof(priv->wdev));
+ priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
+ return ERR_PTR(-EFAULT);
}
break;
@@ -2287,9 +2272,10 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
IEEE80211_NUM_ACS, 1);
if (!dev) {
wiphy_err(wiphy, "no memory available for netdevice\n");
+ memset(&priv->wdev, 0, sizeof(priv->wdev));
+ priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
- wdev = ERR_PTR(-ENOMEM);
- goto done;
+ return ERR_PTR(-ENOMEM);
}
mwifiex_init_priv_params(priv, dev);
@@ -2309,7 +2295,7 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
&wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv);
dev_net_set(dev, wiphy_net(wiphy));
- dev->ieee80211_ptr = priv->wdev;
+ dev->ieee80211_ptr = &priv->wdev;
dev->ieee80211_ptr->iftype = priv->bss_mode;
memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN);
SET_NETDEV_DEV(dev, wiphy_dev(wiphy));
@@ -2330,8 +2316,9 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
free_netdev(dev);
priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
priv->netdev = NULL;
- wdev = ERR_PTR(-EFAULT);
- goto done;
+ memset(&priv->wdev, 0, sizeof(priv->wdev));
+ priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
+ return ERR_PTR(-EFAULT);
}
sema_init(&priv->async_sem, 1);
@@ -2342,13 +2329,7 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy,
mwifiex_dev_debugfs_init(priv);
#endif
-done:
- if (IS_ERR(wdev)) {
- kfree(priv->wdev);
- priv->wdev = NULL;
- }
-
- return wdev;
+ return &priv->wdev;
}
EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf);
@@ -2374,8 +2355,7 @@ int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
/* Clear the priv in adapter */
priv->netdev->ieee80211_ptr = NULL;
priv->netdev = NULL;
- kfree(wdev);
- priv->wdev = NULL;
+ priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
priv->media_connected = false;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.