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iwlwifi: mvm: flush fw_dump_wk when mvm fails to start

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FW dump may be triggered when running init ucode, for example due to a
sysassert. In this case fw_dump_wk may run after mvm is freed, resulting
in a kernel panic.
Fix it by flushing the work.

Fixes: 01b988a708af ("iwlwifi: mvm: allow to collect debug data when restart is disabled")
Cc: <stable@vger.kernel.org> [3.18+]
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Andrei Otcheretianski 2015-09-30 12:26:23 +02:00 committed by Luca Coelho
parent 1a3fe0b2b6
commit dbf73d4a8b
1 changed files with 1 additions and 0 deletions
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drivers/net/wireless/iwlwifi/mvm/ops.c
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@ -590,6 +590,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
ieee80211_unregister_hw(mvm->hw);
iwl_mvm_leds_exit(mvm);
out_free:
flush_delayed_work(&mvm->fw_dump_wk);
iwl_phy_db_free(mvm->phy_db);
kfree(mvm->scan_cmd);
if (!cfg->no_power_up_nic_in_init || !mvm->nvm_file_name)