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authorDan Williams <dcbw@redhat.com>2008-08-21 17:46:18 -0400
committerJohn W. Linville <linville@tuxdriver.com>2008-08-29 16:24:06 -0400
commit191bb40e725304c5fcfabd92c57eef58799f0e25 (patch)
treea64e66713495e39f74f088209d4b558628c214aa /drivers/net/wireless
parent87c8c72d532f96257162f978d5945dcf7f0df19e (diff)
libertas: convert CMD_802_11_DEAUTHENTICATE to a direct command
and remove DISASSOCIATE because it's not in any of the specs and has never been used. Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/libertas/assoc.c61
-rw-r--r--drivers/net/wireless/libertas/assoc.h5
-rw-r--r--drivers/net/wireless/libertas/cmd.c4
-rw-r--r--drivers/net/wireless/libertas/cmdresp.c5
-rw-r--r--drivers/net/wireless/libertas/host.h1
-rw-r--r--drivers/net/wireless/libertas/hostcmd.h11
-rw-r--r--drivers/net/wireless/libertas/main.c4
-rw-r--r--drivers/net/wireless/libertas/wext.c4
8 files changed, 36 insertions, 59 deletions
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index a267d6e65f0..5072a8917fd 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -1029,7 +1029,9 @@ void lbs_association_worker(struct work_struct *work)
*/
if (priv->mode == IW_MODE_INFRA) {
if (should_deauth_infrastructure(priv, assoc_req)) {
- ret = lbs_send_deauthentication(priv);
+ ret = lbs_cmd_80211_deauthenticate(priv,
+ priv->curbssparams.bssid,
+ WLAN_REASON_DEAUTH_LEAVING);
if (ret) {
lbs_deb_assoc("Deauthentication due to new "
"configuration request failed: %d\n",
@@ -1290,18 +1292,6 @@ static void lbs_set_basic_rate_flags(u8 *rates, size_t len)
}
/**
- * @brief Send Deauthentication Request
- *
- * @param priv A pointer to struct lbs_private structure
- * @return 0--success, -1--fail
- */
-int lbs_send_deauthentication(struct lbs_private *priv)
-{
- return lbs_prepare_and_send_command(priv, CMD_802_11_DEAUTHENTICATE,
- 0, CMD_OPTION_WAITFORRSP, 0, NULL);
-}
-
-/**
* @brief This function prepares command of authenticate.
*
* @param priv A pointer to struct lbs_private structure
@@ -1353,26 +1343,37 @@ out:
return ret;
}
-int lbs_cmd_80211_deauthenticate(struct lbs_private *priv,
- struct cmd_ds_command *cmd)
+/**
+ * @brief Deauthenticate from a specific BSS
+ *
+ * @param priv A pointer to struct lbs_private structure
+ * @param bssid The specific BSS to deauthenticate from
+ * @param reason The 802.11 sec. 7.3.1.7 Reason Code for deauthenticating
+ *
+ * @return 0 on success, error on failure
+ */
+int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, u8 bssid[ETH_ALEN],
+ u16 reason)
{
- struct cmd_ds_802_11_deauthenticate *dauth = &cmd->params.deauth;
+ struct cmd_ds_802_11_deauthenticate cmd;
+ int ret;
lbs_deb_enter(LBS_DEB_JOIN);
- cmd->command = cpu_to_le16(CMD_802_11_DEAUTHENTICATE);
- cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate) +
- S_DS_GEN);
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.hdr.size = cpu_to_le16(sizeof(cmd));
+ memcpy(cmd.macaddr, &bssid[0], ETH_ALEN);
+ cmd.reasoncode = cpu_to_le16(reason);
- /* set AP MAC address */
- memmove(dauth->macaddr, priv->curbssparams.bssid, ETH_ALEN);
+ ret = lbs_cmd_with_response(priv, CMD_802_11_DEAUTHENTICATE, &cmd);
- /* Reason code 3 = Station is leaving */
-#define REASON_CODE_STA_LEAVING 3
- dauth->reasoncode = cpu_to_le16(REASON_CODE_STA_LEAVING);
+ /* Clean up everything even if there was an error; can't assume that
+ * we're still authenticated to the AP after trying to deauth.
+ */
+ lbs_mac_event_disconnected(priv);
lbs_deb_leave(LBS_DEB_JOIN);
- return 0;
+ return ret;
}
int lbs_cmd_80211_associate(struct lbs_private *priv,
@@ -1815,16 +1816,6 @@ done:
return ret;
}
-int lbs_ret_80211_disassociate(struct lbs_private *priv)
-{
- lbs_deb_enter(LBS_DEB_JOIN);
-
- lbs_mac_event_disconnected(priv);
-
- lbs_deb_leave(LBS_DEB_JOIN);
- return 0;
-}
-
int lbs_ret_80211_ad_hoc_start(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
diff --git a/drivers/net/wireless/libertas/assoc.h b/drivers/net/wireless/libertas/assoc.h
index c516fbe518f..92ba2c2b3ee 100644
--- a/drivers/net/wireless/libertas/assoc.h
+++ b/drivers/net/wireless/libertas/assoc.h
@@ -20,7 +20,7 @@ int lbs_cmd_80211_ad_hoc_start(struct lbs_private *priv,
struct cmd_ds_command *cmd,
void *pdata_buf);
int lbs_cmd_80211_deauthenticate(struct lbs_private *priv,
- struct cmd_ds_command *cmd);
+ u8 bssid[ETH_ALEN], u16 reason);
int lbs_cmd_80211_associate(struct lbs_private *priv,
struct cmd_ds_command *cmd,
void *pdata_buf);
@@ -28,12 +28,9 @@ int lbs_cmd_80211_associate(struct lbs_private *priv,
int lbs_ret_80211_ad_hoc_start(struct lbs_private *priv,
struct cmd_ds_command *resp);
int lbs_ret_80211_ad_hoc_stop(struct lbs_private *priv);
-int lbs_ret_80211_disassociate(struct lbs_private *priv);
int lbs_ret_80211_associate(struct lbs_private *priv,
struct cmd_ds_command *resp);
int lbs_stop_adhoc_network(struct lbs_private *priv);
-int lbs_send_deauthentication(struct lbs_private *priv);
-
#endif /* _LBS_ASSOC_H */
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index c0db988926b..8364a2f71b5 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -1413,10 +1413,6 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
ret = lbs_cmd_80211_associate(priv, cmdptr, pdata_buf);
break;
- case CMD_802_11_DEAUTHENTICATE:
- ret = lbs_cmd_80211_deauthenticate(priv, cmdptr);
- break;
-
case CMD_802_11_AD_HOC_START:
ret = lbs_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
break;
diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c
index dfaf03a4bbb..c94604c536f 100644
--- a/drivers/net/wireless/libertas/cmdresp.c
+++ b/drivers/net/wireless/libertas/cmdresp.c
@@ -258,11 +258,6 @@ static inline int handle_cmd_response(struct lbs_private *priv,
ret = lbs_ret_80211_associate(priv, resp);
break;
- case CMD_RET(CMD_802_11_DISASSOCIATE):
- case CMD_RET(CMD_802_11_DEAUTHENTICATE):
- ret = lbs_ret_80211_disassociate(priv);
- break;
-
case CMD_RET(CMD_802_11_AD_HOC_START):
case CMD_RET(CMD_802_11_AD_HOC_JOIN):
ret = lbs_ret_80211_ad_hoc_start(priv, resp);
diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h
index 413030f17d7..caebb9b5715 100644
--- a/drivers/net/wireless/libertas/host.h
+++ b/drivers/net/wireless/libertas/host.h
@@ -61,7 +61,6 @@
#define CMD_RF_REG_MAP 0x0023
#define CMD_802_11_DEAUTHENTICATE 0x0024
#define CMD_802_11_REASSOCIATE 0x0025
-#define CMD_802_11_DISASSOCIATE 0x0026
#define CMD_MAC_CONTROL 0x0028
#define CMD_802_11_AD_HOC_START 0x002b
#define CMD_802_11_AD_HOC_JOIN 0x002c
diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h
index 7f155cd1c11..342c2e3af34 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -232,7 +232,9 @@ struct cmd_ds_802_11_authenticate {
};
struct cmd_ds_802_11_deauthenticate {
- u8 macaddr[6];
+ struct cmd_header hdr;
+
+ u8 macaddr[ETH_ALEN];
__le16 reasoncode;
};
@@ -251,11 +253,6 @@ struct cmd_ds_802_11_associate {
#endif
} __attribute__ ((packed));
-struct cmd_ds_802_11_disassociate {
- u8 destmacaddr[6];
- __le16 reasoncode;
-};
-
struct cmd_ds_802_11_associate_rsp {
struct ieeetypes_assocrsp assocRsp;
};
@@ -697,7 +694,6 @@ struct cmd_ds_command {
union {
struct cmd_ds_802_11_ps_mode psmode;
struct cmd_ds_802_11_associate associate;
- struct cmd_ds_802_11_deauthenticate deauth;
struct cmd_ds_802_11_ad_hoc_start ads;
struct cmd_ds_802_11_reset reset;
struct cmd_ds_802_11_ad_hoc_result result;
@@ -710,7 +706,6 @@ struct cmd_ds_command {
struct cmd_ds_802_11_ad_hoc_join adj;
struct cmd_ds_802_11_rssi rssi;
struct cmd_ds_802_11_rssi_rsp rssirsp;
- struct cmd_ds_802_11_disassociate dassociate;
struct cmd_ds_mac_reg_access macreg;
struct cmd_ds_bbp_reg_access bbpreg;
struct cmd_ds_rf_reg_access rfreg;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 3c13619ffa1..5e4c4e41098 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -291,7 +291,9 @@ static ssize_t lbs_rtap_set(struct device *dev,
if (priv->infra_open || priv->mesh_open)
return -EBUSY;
if (priv->mode == IW_MODE_INFRA)
- lbs_send_deauthentication(priv);
+ lbs_cmd_80211_deauthenticate(priv,
+ priv->curbssparams.bssid,
+ WLAN_REASON_DEAUTH_LEAVING);
else if (priv->mode == IW_MODE_ADHOC)
lbs_stop_adhoc_network(priv);
lbs_add_rtap(priv);
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c
index 10a80666600..38295ee1a05 100644
--- a/drivers/net/wireless/libertas/wext.c
+++ b/drivers/net/wireless/libertas/wext.c
@@ -986,7 +986,9 @@ static int lbs_mesh_set_freq(struct net_device *dev,
if (fwrq->m != priv->curbssparams.channel) {
lbs_deb_wext("mesh channel change forces eth disconnect\n");
if (priv->mode == IW_MODE_INFRA)
- lbs_send_deauthentication(priv);
+ lbs_cmd_80211_deauthenticate(priv,
+ priv->curbssparams.bssid,
+ WLAN_REASON_DEAUTH_LEAVING);
else if (priv->mode == IW_MODE_ADHOC)
lbs_stop_adhoc_network(priv);
}