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path: root/drivers/net/wireless/iwlwifi/mvm/mac80211.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/mac80211.c')
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index 302c8cc..5f26557 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -3646,6 +3646,8 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw,
mutex_lock(&mvm->mutex);
+ mvmvif->csa_failed = false;
+
IWL_DEBUG_MAC80211(mvm, "pre CSA to freq %d\n",
chsw->chandef.center_freq1);
@@ -3721,6 +3723,12 @@ static int iwl_mvm_post_channel_switch(struct ieee80211_hw *hw,
mutex_lock(&mvm->mutex);
+ if (mvmvif->csa_failed) {
+ mvmvif->csa_failed = false;
+ ret = -EIO;
+ goto out_unlock;
+ }
+
if (vif->type == NL80211_IFTYPE_STATION) {
struct iwl_mvm_sta *mvmsta;
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