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authorEliad Peller <eliad@wizery.com>2013-07-16 17:50:17 +0300
committerJohannes Berg <johannes.berg@intel.com>2013-08-06 10:34:52 +0200
commitbd3351ba3e5e3e5b635532fab63da502129141f9 (patch)
treee3e200aba02c4866f482bbb135833d42fe75c395 /drivers/net/wireless/iwlwifi
parent5fdda0476c28ff2097ae37f43f40557b91eb0160 (diff)
iwlwifi: mvm: add some missing cleanups in iwl_mvm_mac_add_interface
iwl_mvm_mac_add_interface() didn't clean up beacon filtering configuration and ctxt allocation in some error cases. Signed-off-by: Eliad Peller <eliad@wizery.com> Reviewed-by: Alexander Bondar <alexander.bondar@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index deebe8f9c00..05daa90616b 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -564,6 +564,10 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
iwl_mvm_power_update_mode(mvm, vif);
/* beacon filtering */
+ ret = iwl_mvm_disable_beacon_filter(mvm, vif);
+ if (ret)
+ goto out_remove_mac;
+
if (!mvm->bf_allowed_vif &&
vif->type == NL80211_IFTYPE_STATION && !vif->p2p &&
mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BF_UPDATED){
@@ -571,10 +575,6 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
}
- ret = iwl_mvm_disable_beacon_filter(mvm, vif);
- if (ret)
- goto out_release;
-
/*
* P2P_DEVICE interface does not have a channel context assigned to it,
* so a dedicated PHY context is allocated to it and the corresponding
@@ -585,7 +585,7 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
mvmvif->phy_ctxt = iwl_mvm_get_free_phy_ctxt(mvm);
if (!mvmvif->phy_ctxt) {
ret = -ENOSPC;
- goto out_remove_mac;
+ goto out_free_bf;
}
iwl_mvm_phy_ctxt_ref(mvm, mvmvif->phy_ctxt);
@@ -609,6 +609,11 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
iwl_mvm_binding_remove_vif(mvm, vif);
out_unref_phy:
iwl_mvm_phy_ctxt_unref(mvm, mvmvif->phy_ctxt);
+ out_free_bf:
+ if (mvm->bf_allowed_vif == mvmvif) {
+ mvm->bf_allowed_vif = NULL;
+ vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
+ }
out_remove_mac:
mvmvif->phy_ctxt = NULL;
iwl_mvm_mac_ctxt_remove(mvm, vif);