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iwlwifi: mvm: handle device start failures during restart 

If the device fails during a restart, mac80211 now handles the
situation better but we still have a little bit of cleanup to
do in the driver - add the required code.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: ArikX Nemtsov <arik@wizery.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Johannes Berg 2014-04-30 16:34:45 +02:00 committed by Emmanuel Grumbach
parent 75f6b9b64e
commit c47af22ad6
1 changed files with 10 additions and 0 deletions
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10
drivers/net/wireless/iwlwifi/mvm/mac80211.c
View File

@ -689,6 +689,16 @@ static int iwl_mvm_mac_start(struct ieee80211_hw *hw)
iwl_mvm_restart_cleanup(mvm);
ret = iwl_mvm_up(mvm);
if (ret && test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
/* Something went wrong - we need to finish some cleanup
* that normally iwl_mvm_mac_restart_complete() below
* would do.
*/
clear_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status);
iwl_mvm_d0i3_enable_tx(mvm, NULL);
}
mutex_unlock(&mvm->mutex);
return ret;