don't use net/ieee80211.h
Convert all the drivers using net/ieee80211.h to use linux/ieee80211.h.
Contains a bugfix in libertas where the SSID parsing could overrun the
buffer when the AP sends invalid information.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Dan Williams <dcbw@redhat.com> [airo, libertas]
Acked-by: Pavel Roskin <proski@gnu.org> [orinoco]
Acked-by: David Kilroy <kilroyd@googlemail.com> [orinoco]
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c
index 9286378..a0e440c 100644
--- a/drivers/net/wireless/libertas/assoc.c
+++ b/drivers/net/wireless/libertas/assoc.c
@@ -2,6 +2,8 @@
#include <linux/types.h>
#include <linux/etherdevice.h>
+#include <linux/ieee80211.h>
+#include <linux/if_arp.h>
#include <net/lib80211.h>
#include "assoc.h"
@@ -341,12 +343,12 @@
WARN_ON(!assoc_req->channel);
/* set Physical parameter set */
- cmd.phyparamset.dsparamset.elementid = MFIE_TYPE_DS_SET;
+ cmd.phyparamset.dsparamset.elementid = WLAN_EID_DS_PARAMS;
cmd.phyparamset.dsparamset.len = 1;
cmd.phyparamset.dsparamset.currentchan = assoc_req->channel;
/* set IBSS parameter set */
- cmd.ssparamset.ibssparamset.elementid = MFIE_TYPE_IBSS_SET;
+ cmd.ssparamset.ibssparamset.elementid = WLAN_EID_IBSS_PARAMS;
cmd.ssparamset.ibssparamset.len = 2;
cmd.ssparamset.ibssparamset.atimwindow = 0;
@@ -430,8 +432,8 @@
{
if (!secinfo->wep_enabled && !secinfo->WPAenabled
&& !secinfo->WPA2enabled
- && match_bss->wpa_ie[0] != MFIE_TYPE_GENERIC
- && match_bss->rsn_ie[0] != MFIE_TYPE_RSN
+ && 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
@@ -453,7 +455,7 @@
struct bss_descriptor *match_bss)
{
if (!secinfo->wep_enabled && secinfo->WPAenabled
- && (match_bss->wpa_ie[0] == MFIE_TYPE_GENERIC)
+ && (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) */
)
@@ -466,7 +468,7 @@
struct bss_descriptor *match_bss)
{
if (!secinfo->wep_enabled && secinfo->WPA2enabled &&
- (match_bss->rsn_ie[0] == MFIE_TYPE_RSN)
+ (match_bss->rsn_ie[0] == WLAN_EID_RSN)
/* privacy bit may NOT be set in some APs like LinkSys WRT54G
(match_bss->capability & WLAN_CAPABILITY_PRIVACY) */
)
@@ -480,8 +482,8 @@
{
if (!secinfo->wep_enabled && !secinfo->WPAenabled
&& !secinfo->WPA2enabled
- && (match_bss->wpa_ie[0] != MFIE_TYPE_GENERIC)
- && (match_bss->rsn_ie[0] != MFIE_TYPE_RSN)
+ && (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
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 38843c8..957fd5a 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -5,7 +5,6 @@
#include <net/iw_handler.h>
#include <net/lib80211.h>
-#include <net/ieee80211.h>
#include <linux/kfifo.h>
#include "host.h"
#include "hostcmd.h"
@@ -1071,7 +1070,7 @@
switch (action) {
case CMD_ACT_MESH_CONFIG_START:
- ie->hdr.id = MFIE_TYPE_GENERIC;
+ ie->id = WLAN_EID_GENERIC;
ie->val.oui[0] = 0x00;
ie->val.oui[1] = 0x50;
ie->val.oui[2] = 0x43;
@@ -1083,7 +1082,7 @@
ie->val.mesh_capability = MARVELL_MESH_CAPABILITY;
ie->val.mesh_id_len = priv->mesh_ssid_len;
memcpy(ie->val.mesh_id, priv->mesh_ssid, priv->mesh_ssid_len);
- ie->hdr.len = sizeof(struct mrvl_meshie_val) -
+ ie->len = sizeof(struct mrvl_meshie_val) -
IW_ESSID_MAX_SIZE + priv->mesh_ssid_len;
cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie_val));
break;
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index f6f3753..dd682c4 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -10,7 +10,6 @@
#include <linux/wireless.h>
#include <linux/ethtool.h>
#include <linux/debugfs.h>
-#include <net/ieee80211.h>
#include "defs.h"
#include "hostcmd.h"
@@ -278,6 +277,12 @@
struct enc_key wpa_mcast_key;
struct enc_key wpa_unicast_key;
+/*
+ * In theory, the IE is limited to the IE length, 255,
+ * but in practice 64 bytes are enough.
+ */
+#define MAX_WPA_IE_LEN 64
+
/** WPA Information Elements*/
u8 wpa_ie[MAX_WPA_IE_LEN];
u8 wpa_ie_len;
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 7a1e8b6..241af7f 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -12,9 +12,8 @@
#include <linux/kthread.h>
#include <linux/kfifo.h>
#include <linux/stddef.h>
-
+#include <linux/ieee80211.h>
#include <net/iw_handler.h>
-#include <net/ieee80211.h>
#include "host.h"
#include "decl.h"
diff --git a/drivers/net/wireless/libertas/persistcfg.c b/drivers/net/wireless/libertas/persistcfg.c
index 3309a9c..56e2401 100644
--- a/drivers/net/wireless/libertas/persistcfg.c
+++ b/drivers/net/wireless/libertas/persistcfg.c
@@ -233,7 +233,7 @@
/* SSID len */
ie->val.mesh_id_len = len;
/* IE len */
- ie->hdr.len = sizeof(struct mrvl_meshie_val) - IW_ESSID_MAX_SIZE + len;
+ ie->len = sizeof(struct mrvl_meshie_val) - IW_ESSID_MAX_SIZE + len;
ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET,
CMD_TYPE_MESH_SET_MESH_IE);
diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c
index 5c34ac5..93f7476 100644
--- a/drivers/net/wireless/libertas/scan.c
+++ b/drivers/net/wireless/libertas/scan.c
@@ -6,8 +6,8 @@
*/
#include <linux/types.h>
#include <linux/etherdevice.h>
+#include <linux/if_arp.h>
#include <asm/unaligned.h>
-
#include <net/lib80211.h>
#include "host.h"
@@ -55,6 +55,8 @@
//! Scan time specified in the channel TLV for each channel for active scans
#define MRVDRV_ACTIVE_SCAN_CHAN_TIME 100
+#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
+
static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy,
struct cmd_header *resp);
@@ -591,38 +593,36 @@
/* process variable IE */
while (pos <= end - 2) {
- struct ieee80211_info_element * elem = (void *)pos;
-
- if (pos + elem->len > end) {
+ if (pos + pos[1] > end) {
lbs_deb_scan("process_bss: error in processing IE, "
"bytes left < IE length\n");
break;
}
- switch (elem->id) {
- case MFIE_TYPE_SSID:
- bss->ssid_len = min_t(int, 32, elem->len);
- memcpy(bss->ssid, elem->data, bss->ssid_len);
+ switch (pos[0]) {
+ case WLAN_EID_SSID:
+ bss->ssid_len = min_t(int, IEEE80211_MAX_SSID_LEN, pos[1]);
+ memcpy(bss->ssid, pos + 2, bss->ssid_len);
lbs_deb_scan("got SSID IE: '%s', len %u\n",
print_ssid(ssid, bss->ssid, bss->ssid_len),
bss->ssid_len);
break;
- case MFIE_TYPE_RATES:
- n_basic_rates = min_t(uint8_t, MAX_RATES, elem->len);
- memcpy(bss->rates, elem->data, n_basic_rates);
+ case WLAN_EID_SUPP_RATES:
+ n_basic_rates = min_t(uint8_t, MAX_RATES, pos[1]);
+ memcpy(bss->rates, pos + 2, n_basic_rates);
got_basic_rates = 1;
lbs_deb_scan("got RATES IE\n");
break;
- case MFIE_TYPE_FH_SET:
+ case WLAN_EID_FH_PARAMS:
pFH = (struct ieeetypes_fhparamset *) pos;
memmove(&bss->phyparamset.fhparamset, pFH,
sizeof(struct ieeetypes_fhparamset));
lbs_deb_scan("got FH IE\n");
break;
- case MFIE_TYPE_DS_SET:
+ case WLAN_EID_DS_PARAMS:
pDS = (struct ieeetypes_dsparamset *) pos;
bss->channel = pDS->currentchan;
memcpy(&bss->phyparamset.dsparamset, pDS,
@@ -630,14 +630,14 @@
lbs_deb_scan("got DS IE, channel %d\n", bss->channel);
break;
- case MFIE_TYPE_CF_SET:
+ case WLAN_EID_CF_PARAMS:
pCF = (struct ieeetypes_cfparamset *) pos;
memcpy(&bss->ssparamset.cfparamset, pCF,
sizeof(struct ieeetypes_cfparamset));
lbs_deb_scan("got CF IE\n");
break;
- case MFIE_TYPE_IBSS_SET:
+ case WLAN_EID_IBSS_PARAMS:
pibss = (struct ieeetypes_ibssparamset *) pos;
bss->atimwindow = le16_to_cpu(pibss->atimwindow);
memmove(&bss->ssparamset.ibssparamset, pibss,
@@ -645,7 +645,7 @@
lbs_deb_scan("got IBSS IE\n");
break;
- case MFIE_TYPE_COUNTRY:
+ case WLAN_EID_COUNTRY:
pcountryinfo = (struct ieeetypes_countryinfoset *) pos;
lbs_deb_scan("got COUNTRY IE\n");
if (pcountryinfo->len < sizeof(pcountryinfo->countrycode)
@@ -662,7 +662,7 @@
(int) (pcountryinfo->len + 2));
break;
- case MFIE_TYPE_RATES_EX:
+ case WLAN_EID_EXT_SUPP_RATES:
/* only process extended supported rate if data rate is
* already found. Data rate IE should come before
* extended supported rate IE
@@ -673,50 +673,51 @@
break;
}
- n_ex_rates = elem->len;
+ n_ex_rates = pos[1];
if (n_basic_rates + n_ex_rates > MAX_RATES)
n_ex_rates = MAX_RATES - n_basic_rates;
p = bss->rates + n_basic_rates;
- memcpy(p, elem->data, n_ex_rates);
+ memcpy(p, pos + 2, n_ex_rates);
break;
- case MFIE_TYPE_GENERIC:
- if (elem->len >= 4 &&
- elem->data[0] == 0x00 && elem->data[1] == 0x50 &&
- elem->data[2] == 0xf2 && elem->data[3] == 0x01) {
- bss->wpa_ie_len = min(elem->len + 2, MAX_WPA_IE_LEN);
- memcpy(bss->wpa_ie, elem, bss->wpa_ie_len);
+ case WLAN_EID_GENERIC:
+ if (pos[1] >= 4 &&
+ pos[2] == 0x00 && pos[3] == 0x50 &&
+ pos[4] == 0xf2 && pos[5] == 0x01) {
+ bss->wpa_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN);
+ memcpy(bss->wpa_ie, pos, bss->wpa_ie_len);
lbs_deb_scan("got WPA IE\n");
- lbs_deb_hex(LBS_DEB_SCAN, "WPA IE", bss->wpa_ie, elem->len);
- } else if (elem->len >= MARVELL_MESH_IE_LENGTH &&
- elem->data[0] == 0x00 && elem->data[1] == 0x50 &&
- elem->data[2] == 0x43 && elem->data[3] == 0x04) {
+ lbs_deb_hex(LBS_DEB_SCAN, "WPA IE", bss->wpa_ie,
+ bss->wpa_ie_len);
+ } else if (pos[1] >= MARVELL_MESH_IE_LENGTH &&
+ pos[2] == 0x00 && pos[3] == 0x50 &&
+ pos[4] == 0x43 && pos[4] == 0x04) {
lbs_deb_scan("got mesh IE\n");
bss->mesh = 1;
} else {
lbs_deb_scan("got generic IE: %02x:%02x:%02x:%02x, len %d\n",
- elem->data[0], elem->data[1],
- elem->data[2], elem->data[3],
- elem->len);
+ pos[2], pos[3],
+ pos[4], pos[5],
+ pos[1]);
}
break;
- case MFIE_TYPE_RSN:
+ case WLAN_EID_RSN:
lbs_deb_scan("got RSN IE\n");
- bss->rsn_ie_len = min(elem->len + 2, MAX_WPA_IE_LEN);
- memcpy(bss->rsn_ie, elem, bss->rsn_ie_len);
+ bss->rsn_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN);
+ memcpy(bss->rsn_ie, pos, bss->rsn_ie_len);
lbs_deb_hex(LBS_DEB_SCAN, "process_bss: RSN_IE",
- bss->rsn_ie, elem->len);
+ bss->rsn_ie, bss->rsn_ie_len);
break;
default:
lbs_deb_scan("got IE 0x%04x, len %d\n",
- elem->id, elem->len);
+ pos[0], pos[1]);
break;
}
- pos += elem->len + 2;
+ pos += pos[1] + 2;
}
/* Timestamp */
diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h
index 9e07b04..fab7d5d 100644
--- a/drivers/net/wireless/libertas/scan.h
+++ b/drivers/net/wireless/libertas/scan.h
@@ -7,6 +7,10 @@
#ifndef _LBS_SCAN_H
#define _LBS_SCAN_H
+#include <net/iw_handler.h>
+
+#define MAX_NETWORK_COUNT 128
+
/**
* @brief Maximum number of channels that can be sent in a setuserscan ioctl
*/
diff --git a/drivers/net/wireless/libertas/types.h b/drivers/net/wireless/libertas/types.h
index e0c2599..fb7a2d1 100644
--- a/drivers/net/wireless/libertas/types.h
+++ b/drivers/net/wireless/libertas/types.h
@@ -7,7 +7,6 @@
#include <linux/if_ether.h>
#include <asm/byteorder.h>
#include <linux/wireless.h>
-#include <net/ieee80211.h>
struct ieeetypes_cfparamset {
u8 elementid;
@@ -258,7 +257,7 @@
* Note that the len member of the ieee80211_info_element varies depending on
* the mesh_id_len */
struct mrvl_meshie_val {
- uint8_t oui[P80211_OUI_LEN];
+ uint8_t oui[3];
uint8_t type;
uint8_t subtype;
uint8_t version;
@@ -270,7 +269,7 @@
} __attribute__ ((packed));
struct mrvl_meshie {
- struct ieee80211_info_element hdr;
+ u8 id, len;
struct mrvl_meshie_val val;
} __attribute__ ((packed));
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c
index d4c6a65..fe7498f 100644
--- a/drivers/net/wireless/libertas/wext.c
+++ b/drivers/net/wireless/libertas/wext.c
@@ -9,7 +9,6 @@
#include <linux/bitops.h>
#include <net/lib80211.h>
-#include <net/ieee80211.h>
#include <net/iw_handler.h>
#include "host.h"