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authorJohn W. Linville <linville@tuxdriver.com>2012-12-06 14:58:41 -0500
committerJohn W. Linville <linville@tuxdriver.com>2012-12-06 14:58:41 -0500
commit403e16731ffddc097eae89f53f9a7b0f0c9769c4 (patch)
tree228d17985ad8ea22a7763457bf9641eb44781568 /drivers/net/wireless/libertas
parent55cb0797fa779e36f62876a8aa44cbf3984e8d59 (diff)
parentda29d2a5780d80857773d7776b7603a449b0b6e0 (diff)
Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Conflicts: drivers/net/wireless/mwifiex/sta_ioctl.c net/mac80211/scan.c
Diffstat (limited to 'drivers/net/wireless/libertas')
-rw-r--r--drivers/net/wireless/libertas/cfg.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index ec36868f6fc..ec6d5d6b452 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -298,6 +298,7 @@ static int lbs_add_common_rates_tlv(u8 *tlv, struct cfg80211_bss *bss)
const u8 *rates_eid, *ext_rates_eid;
int n = 0;
+ rcu_read_lock();
rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES);
ext_rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_EXT_SUPP_RATES);
@@ -325,6 +326,7 @@ static int lbs_add_common_rates_tlv(u8 *tlv, struct cfg80211_bss *bss)
*tlv++ = 0x96;
n = 4;
}
+ rcu_read_unlock();
rate_tlv->header.len = cpu_to_le16(n);
return sizeof(rate_tlv->header) + n;
@@ -1140,11 +1142,13 @@ static int lbs_associate(struct lbs_private *priv,
cmd->capability = cpu_to_le16(bss->capability);
/* add SSID TLV */
+ rcu_read_lock();
ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
if (ssid_eid)
pos += lbs_add_ssid_tlv(pos, ssid_eid + 2, ssid_eid[1]);
else
lbs_deb_assoc("no SSID\n");
+ rcu_read_unlock();
/* add DS param TLV */
if (bss->channel)
@@ -1782,7 +1786,7 @@ static int lbs_ibss_join_existing(struct lbs_private *priv,
struct cfg80211_ibss_params *params,
struct cfg80211_bss *bss)
{
- const u8 *rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES);
+ const u8 *rates_eid;
struct cmd_ds_802_11_ad_hoc_join cmd;
u8 preamble = RADIO_PREAMBLE_SHORT;
int ret = 0;
@@ -1841,6 +1845,8 @@ static int lbs_ibss_join_existing(struct lbs_private *priv,
/* set rates to the intersection of our rates and the rates in the
bss */
+ rcu_read_lock();
+ rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES);
if (!rates_eid) {
lbs_add_rates(cmd.bss.rates);
} else {
@@ -1860,6 +1866,7 @@ static int lbs_ibss_join_existing(struct lbs_private *priv,
}
}
}
+ rcu_read_unlock();
/* Only v8 and below support setting this */
if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8) {