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path: root/drivers/net/wireless/rndis_wlan.c
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Diffstat (limited to 'drivers/net/wireless/rndis_wlan.c')
-rw-r--r--drivers/net/wireless/rndis_wlan.c90
1 files changed, 59 insertions, 31 deletions
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index 4bd61ee627c0..719573bbbf81 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -238,19 +238,19 @@ struct ndis_80211_auth_request {
u8 bssid[6];
u8 padding[2];
__le32 flags;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_pmkid_candidate {
u8 bssid[6];
u8 padding[2];
__le32 flags;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_pmkid_cand_list {
__le32 version;
__le32 num_candidates;
struct ndis_80211_pmkid_candidate candidate_list[0];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_status_indication {
__le32 status_type;
@@ -260,19 +260,19 @@ struct ndis_80211_status_indication {
struct ndis_80211_auth_request auth_request[0];
struct ndis_80211_pmkid_cand_list cand_list;
} u;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_ssid {
__le32 length;
u8 essid[NDIS_802_11_LENGTH_SSID];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_conf_freq_hop {
__le32 length;
__le32 hop_pattern;
__le32 hop_set;
__le32 dwell_time;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_conf {
__le32 length;
@@ -280,7 +280,7 @@ struct ndis_80211_conf {
__le32 atim_window;
__le32 ds_config;
struct ndis_80211_conf_freq_hop fh_config;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_bssid_ex {
__le32 length;
@@ -295,25 +295,25 @@ struct ndis_80211_bssid_ex {
u8 rates[NDIS_802_11_LENGTH_RATES_EX];
__le32 ie_length;
u8 ies[0];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_bssid_list_ex {
__le32 num_items;
struct ndis_80211_bssid_ex bssid[0];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_fixed_ies {
u8 timestamp[8];
__le16 beacon_interval;
__le16 capabilities;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_wep_key {
__le32 size;
__le32 index;
__le32 length;
u8 material[32];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_key {
__le32 size;
@@ -323,14 +323,14 @@ struct ndis_80211_key {
u8 padding[6];
u8 rsc[8];
u8 material[32];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_remove_key {
__le32 size;
__le32 index;
u8 bssid[6];
u8 padding[2];
-} __attribute__((packed));
+} __packed;
struct ndis_config_param {
__le32 name_offs;
@@ -338,7 +338,7 @@ struct ndis_config_param {
__le32 type;
__le32 value_offs;
__le32 value_length;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_assoc_info {
__le32 length;
@@ -358,12 +358,12 @@ struct ndis_80211_assoc_info {
} resp_ie;
__le32 resp_ie_length;
__le32 offset_resp_ies;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_auth_encr_pair {
__le32 auth_mode;
__le32 encr_mode;
-} __attribute__((packed));
+} __packed;
struct ndis_80211_capability {
__le32 length;
@@ -371,7 +371,7 @@ struct ndis_80211_capability {
__le32 num_pmkids;
__le32 num_auth_encr_pair;
struct ndis_80211_auth_encr_pair auth_encr_pair[0];
-} __attribute__((packed));
+} __packed;
struct ndis_80211_bssid_info {
u8 bssid[6];
@@ -520,8 +520,9 @@ static int rndis_scan(struct wiphy *wiphy, struct net_device *dev,
static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed);
-static int rndis_set_tx_power(struct wiphy *wiphy, enum tx_power_setting type,
- int dbm);
+static int rndis_set_tx_power(struct wiphy *wiphy,
+ enum nl80211_tx_power_setting type,
+ int mbm);
static int rndis_get_tx_power(struct wiphy *wiphy, int *dbm);
static int rndis_connect(struct wiphy *wiphy, struct net_device *dev,
@@ -1856,20 +1857,25 @@ static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed)
return 0;
}
-static int rndis_set_tx_power(struct wiphy *wiphy, enum tx_power_setting type,
- int dbm)
+static int rndis_set_tx_power(struct wiphy *wiphy,
+ enum nl80211_tx_power_setting type,
+ int mbm)
{
struct rndis_wlan_private *priv = wiphy_priv(wiphy);
struct usbnet *usbdev = priv->usbdev;
- netdev_dbg(usbdev->net, "%s(): type:0x%x dbm:%i\n",
- __func__, type, dbm);
+ netdev_dbg(usbdev->net, "%s(): type:0x%x mbm:%i\n",
+ __func__, type, mbm);
+
+ if (mbm < 0 || (mbm % 100))
+ return -ENOTSUPP;
/* Device doesn't support changing txpower after initialization, only
* turn off/on radio. Support 'auto' mode and setting same dBm that is
* currently used.
*/
- if (type == TX_POWER_AUTOMATIC || dbm == get_bcm4320_power_dbm(priv)) {
+ if (type == NL80211_TX_POWER_AUTOMATIC ||
+ MBM_TO_DBM(mbm) == get_bcm4320_power_dbm(priv)) {
if (!priv->radio_on)
disassociate(usbdev, true); /* turn on radio */
@@ -2495,8 +2501,7 @@ static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
static void rndis_wlan_do_link_up_work(struct usbnet *usbdev)
{
struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
- struct ndis_80211_assoc_info *info;
- u8 assoc_buf[sizeof(*info) + IW_CUSTOM_MAX + 32];
+ struct ndis_80211_assoc_info *info = NULL;
u8 bssid[ETH_ALEN];
int resp_ie_len, req_ie_len;
u8 *req_ie, *resp_ie;
@@ -2515,23 +2520,43 @@ static void rndis_wlan_do_link_up_work(struct usbnet *usbdev)
resp_ie = NULL;
if (priv->infra_mode == NDIS_80211_INFRA_INFRA) {
- memset(assoc_buf, 0, sizeof(assoc_buf));
- info = (void *)assoc_buf;
+ info = kzalloc(CONTROL_BUFFER_SIZE, GFP_KERNEL);
+ if (!info) {
+ /* No memory? Try resume work later */
+ set_bit(WORK_LINK_UP, &priv->work_pending);
+ queue_work(priv->workqueue, &priv->work);
+ return;
+ }
- /* Get association info IEs from device and send them back to
- * userspace. */
- ret = get_association_info(usbdev, info, sizeof(assoc_buf));
+ /* Get association info IEs from device. */
+ ret = get_association_info(usbdev, info, CONTROL_BUFFER_SIZE);
if (!ret) {
req_ie_len = le32_to_cpu(info->req_ie_length);
if (req_ie_len > 0) {
offset = le32_to_cpu(info->offset_req_ies);
+
+ if (offset > CONTROL_BUFFER_SIZE)
+ offset = CONTROL_BUFFER_SIZE;
+
req_ie = (u8 *)info + offset;
+
+ if (offset + req_ie_len > CONTROL_BUFFER_SIZE)
+ req_ie_len =
+ CONTROL_BUFFER_SIZE - offset;
}
resp_ie_len = le32_to_cpu(info->resp_ie_length);
if (resp_ie_len > 0) {
offset = le32_to_cpu(info->offset_resp_ies);
+
+ if (offset > CONTROL_BUFFER_SIZE)
+ offset = CONTROL_BUFFER_SIZE;
+
resp_ie = (u8 *)info + offset;
+
+ if (offset + resp_ie_len > CONTROL_BUFFER_SIZE)
+ resp_ie_len =
+ CONTROL_BUFFER_SIZE - offset;
}
}
} else if (WARN_ON(priv->infra_mode != NDIS_80211_INFRA_ADHOC))
@@ -2563,6 +2588,9 @@ static void rndis_wlan_do_link_up_work(struct usbnet *usbdev)
} else if (priv->infra_mode == NDIS_80211_INFRA_ADHOC)
cfg80211_ibss_joined(usbdev->net, bssid, GFP_KERNEL);
+ if (info != NULL)
+ kfree(info);
+
priv->connected = true;
memcpy(priv->bssid, bssid, ETH_ALEN);
generated by cgit v1.2.3 (git 2.0.4) at 2024-12-30 22:21:32 +0000