netdev - RE: [Intel-wired-lan] [PATCH v2] i40e: Fix error handling in i40e_init

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Date:   Tue, 22 Nov 2022 13:03:45 +0000
From:   "G, GurucharanX" <gurucharanx.g@...el.com>
To:     Shang XiaoJing <shangxiaojing@...wei.com>,
        "Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
        "Nguyen, Anthony L" <anthony.l.nguyen@...el.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "edumazet@...gle.com" <edumazet@...gle.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "pabeni@...hat.com" <pabeni@...hat.com>,
        "jeffrey.t.kirsher@...el.com" <jeffrey.t.kirsher@...el.com>,
        "shannon.nelson@...el.com" <shannon.nelson@...el.com>,
        "intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [Intel-wired-lan] [PATCH v2] i40e: Fix error handling in
 i40e_init_module()



> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@...osl.org> On Behalf Of
> Shang XiaoJing
> Sent: Wednesday, November 16, 2022 6:57 AM
> To: Brandeburg, Jesse <jesse.brandeburg@...el.com>; Nguyen, Anthony L
> <anthony.l.nguyen@...el.com>; davem@...emloft.net;
> edumazet@...gle.com; kuba@...nel.org; pabeni@...hat.com;
> jeffrey.t.kirsher@...el.com; shannon.nelson@...el.com; intel-wired-
> lan@...ts.osuosl.org; netdev@...r.kernel.org
> Cc: shangxiaojing@...wei.com
> Subject: [Intel-wired-lan] [PATCH v2] i40e: Fix error handling in
> i40e_init_module()
> 
> i40e_init_module() won't free the debugfs directory created by
> i40e_dbg_init() when pci_register_driver() failed. Add fail path to call
> i40e_dbg_exit() to remove the debugfs entries to prevent the bug.
> 
> i40e: Intel(R) Ethernet Connection XL710 Network Driver
> i40e: Copyright (c) 2013 - 2019 Intel Corporation.
> debugfs: Directory 'i40e' with parent '/' already present!
> 
> Fixes: 41c445ff0f48 ("i40e: main driver core")
> Signed-off-by: Shang XiaoJing <shangxiaojing@...wei.com>
> ---
> changes in v2:
> - destroy the workqueue in fail path too.
> ---
>  drivers/net/ethernet/intel/i40e/i40e_main.c | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 

Tested-by: Gurucharan G <gurucharanx.g@...el.com> (A Contingent worker at Intel)