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Commit dbf73d4a authored by Andrei Otcheretianski's avatar Andrei Otcheretianski Committed by Luca Coelho
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iwlwifi: mvm: flush fw_dump_wk when mvm fails to start 



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: default avatarAndrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent 1a3fe0b2

drivers/net/wireless/iwlwifi/mvm/ops.c

+1 −0
Original line number Diff line number Diff line
@@ -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)