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path: root/drivers/net/wireless/libertas/assoc.c
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Diffstat (limited to 'drivers/net/wireless/libertas/assoc.c')
-rw-r--r--drivers/net/wireless/libertas/assoc.c96
1 files changed, 46 insertions, 50 deletions
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index 751067369ba..12a2ef9dace 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -4,6 +4,7 @@
#include <linux/etherdevice.h>
#include <linux/ieee80211.h>
#include <linux/if_arp.h>
+#include <linux/slab.h>
#include <net/lib80211.h>
#include "assoc.h"
@@ -390,10 +391,8 @@ int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv,
cmd.enablehwauto = cpu_to_le16(priv->enablehwauto);
cmd.bitmap = lbs_rate_to_fw_bitmap(priv->cur_rate, priv->enablehwauto);
ret = lbs_cmd_with_response(priv, CMD_802_11_RATE_ADAPT_RATESET, &cmd);
- if (!ret && cmd_action == CMD_ACT_GET) {
- priv->ratebitmap = le16_to_cpu(cmd.bitmap);
+ if (!ret && cmd_action == CMD_ACT_GET)
priv->enablehwauto = le16_to_cpu(cmd.enablehwauto);
- }
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
@@ -807,8 +806,7 @@ static int lbs_try_associate(struct lbs_private *priv,
}
/* Use short preamble only when both the BSS and firmware support it */
- if ((priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) &&
- (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE))
+ if (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
preamble = RADIO_PREAMBLE_SHORT;
ret = lbs_set_radio(priv, preamble, 1);
@@ -939,8 +937,7 @@ static int lbs_adhoc_join(struct lbs_private *priv,
}
/* Use short preamble only when both the BSS and firmware support it */
- if ((priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) &&
- (bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)) {
+ if (bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) {
lbs_deb_join("AdhocJoin: Short preamble\n");
preamble = RADIO_PREAMBLE_SHORT;
}
@@ -1049,7 +1046,7 @@ static int lbs_adhoc_start(struct lbs_private *priv,
struct assoc_request *assoc_req)
{
struct cmd_ds_802_11_ad_hoc_start cmd;
- u8 preamble = RADIO_PREAMBLE_LONG;
+ u8 preamble = RADIO_PREAMBLE_SHORT;
size_t ratesize = 0;
u16 tmpcap = 0;
int ret = 0;
@@ -1057,11 +1054,6 @@ static int lbs_adhoc_start(struct lbs_private *priv,
lbs_deb_enter(LBS_DEB_ASSOC);
- if (priv->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) {
- lbs_deb_join("ADHOC_START: Will use short preamble\n");
- preamble = RADIO_PREAMBLE_SHORT;
- }
-
ret = lbs_set_radio(priv, preamble, 1);
if (ret)
goto out;
@@ -1169,11 +1161,11 @@ int lbs_adhoc_stop(struct lbs_private *priv)
static inline int match_bss_no_security(struct lbs_802_11_security *secinfo,
struct bss_descriptor *match_bss)
{
- if (!secinfo->wep_enabled && !secinfo->WPAenabled
- && !secinfo->WPA2enabled
- && match_bss->wpa_ie[0] != WLAN_EID_GENERIC
- && match_bss->rsn_ie[0] != WLAN_EID_RSN
- && !(match_bss->capability & WLAN_CAPABILITY_PRIVACY))
+ if (!secinfo->wep_enabled &&
+ !secinfo->WPAenabled && !secinfo->WPA2enabled &&
+ match_bss->wpa_ie[0] != WLAN_EID_GENERIC &&
+ match_bss->rsn_ie[0] != WLAN_EID_RSN &&
+ !(match_bss->capability & WLAN_CAPABILITY_PRIVACY))
return 1;
else
return 0;
@@ -1182,9 +1174,9 @@ static inline int match_bss_no_security(struct lbs_802_11_security *secinfo,
static inline int match_bss_static_wep(struct lbs_802_11_security *secinfo,
struct bss_descriptor *match_bss)
{
- if (secinfo->wep_enabled && !secinfo->WPAenabled
- && !secinfo->WPA2enabled
- && (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
+ if (secinfo->wep_enabled &&
+ !secinfo->WPAenabled && !secinfo->WPA2enabled &&
+ (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
return 1;
else
return 0;
@@ -1193,8 +1185,8 @@ static inline int match_bss_static_wep(struct lbs_802_11_security *secinfo,
static inline int match_bss_wpa(struct lbs_802_11_security *secinfo,
struct bss_descriptor *match_bss)
{
- if (!secinfo->wep_enabled && secinfo->WPAenabled
- && (match_bss->wpa_ie[0] == WLAN_EID_GENERIC)
+ if (!secinfo->wep_enabled && secinfo->WPAenabled &&
+ (match_bss->wpa_ie[0] == WLAN_EID_GENERIC)
/* privacy bit may NOT be set in some APs like LinkSys WRT54G
&& (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */
)
@@ -1219,11 +1211,11 @@ static inline int match_bss_wpa2(struct lbs_802_11_security *secinfo,
static inline int match_bss_dynamic_wep(struct lbs_802_11_security *secinfo,
struct bss_descriptor *match_bss)
{
- if (!secinfo->wep_enabled && !secinfo->WPAenabled
- && !secinfo->WPA2enabled
- && (match_bss->wpa_ie[0] != WLAN_EID_GENERIC)
- && (match_bss->rsn_ie[0] != WLAN_EID_RSN)
- && (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
+ if (!secinfo->wep_enabled &&
+ !secinfo->WPAenabled && !secinfo->WPA2enabled &&
+ (match_bss->wpa_ie[0] != WLAN_EID_GENERIC) &&
+ (match_bss->rsn_ie[0] != WLAN_EID_RSN) &&
+ (match_bss->capability & WLAN_CAPABILITY_PRIVACY))
return 1;
else
return 0;
@@ -1534,8 +1526,8 @@ static int assoc_helper_associate(struct lbs_private *priv,
/* If we're given and 'any' BSSID, try associating based on SSID */
if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) {
- if (compare_ether_addr(bssid_any, assoc_req->bssid)
- && compare_ether_addr(bssid_off, assoc_req->bssid)) {
+ if (compare_ether_addr(bssid_any, assoc_req->bssid) &&
+ compare_ether_addr(bssid_off, assoc_req->bssid)) {
ret = assoc_helper_bssid(priv, assoc_req);
done = 1;
}
@@ -1621,11 +1613,9 @@ static int assoc_helper_channel(struct lbs_private *priv,
goto restore_mesh;
}
- if ( assoc_req->secinfo.wep_enabled
- && (assoc_req->wep_keys[0].len
- || assoc_req->wep_keys[1].len
- || assoc_req->wep_keys[2].len
- || assoc_req->wep_keys[3].len)) {
+ if (assoc_req->secinfo.wep_enabled &&
+ (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len ||
+ assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len)) {
/* Make sure WEP keys are re-sent to firmware */
set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
}
@@ -1992,14 +1982,14 @@ void lbs_association_worker(struct work_struct *work)
assoc_req->secinfo.auth_mode);
/* If 'any' SSID was specified, find an SSID to associate with */
- if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)
- && !assoc_req->ssid_len)
+ if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags) &&
+ !assoc_req->ssid_len)
find_any_ssid = 1;
/* But don't use 'any' SSID if there's a valid locked BSSID to use */
if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) {
- if (compare_ether_addr(assoc_req->bssid, bssid_any)
- && compare_ether_addr(assoc_req->bssid, bssid_off))
+ if (compare_ether_addr(assoc_req->bssid, bssid_any) &&
+ compare_ether_addr(assoc_req->bssid, bssid_off))
find_any_ssid = 0;
}
@@ -2061,13 +2051,6 @@ void lbs_association_worker(struct work_struct *work)
goto out;
}
- if ( test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags)
- || test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) {
- ret = assoc_helper_wep_keys(priv, assoc_req);
- if (ret)
- goto out;
- }
-
if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) {
ret = assoc_helper_secinfo(priv, assoc_req);
if (ret)
@@ -2080,18 +2063,31 @@ void lbs_association_worker(struct work_struct *work)
goto out;
}
- if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)
- || test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
+ /*
+ * v10 FW wants WPA keys to be set/cleared before WEP key operations,
+ * otherwise it will fail to correctly associate to WEP networks.
+ * Other firmware versions don't appear to care.
+ */
+ if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags) ||
+ test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) {
ret = assoc_helper_wpa_keys(priv, assoc_req);
if (ret)
goto out;
}
+ if (test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags) ||
+ test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) {
+ ret = assoc_helper_wep_keys(priv, assoc_req);
+ if (ret)
+ goto out;
+ }
+
+
/* SSID/BSSID should be the _last_ config option set, because they
* trigger the association attempt.
*/
- if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)
- || test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) {
+ if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags) ||
+ test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) {
int success = 1;
ret = assoc_helper_associate(priv, assoc_req);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-14 16:08:03 +0000