netdev - Re: [Patch net-next] net/mlx4_core: match pci_device

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Date:	Mon, 07 Apr 2014 14:43:40 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	weiyang@...ux.vnet.ibm.com
Cc:	yevgenyp@...lanox.com, ogerlitz@...lanox.com, amirv@...lanox.com,
	bhelgaas@...gle.com, linux-pci@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [Patch net-next] net/mlx4_core: match pci_device_id including
 dynids

From: Wei Yang <weiyang@...ux.vnet.ibm.com>
Date: Sun,  6 Apr 2014 10:07:30 +0800

> Fix issue introduced by commit: 97a5221 "net/mlx4_core: pass
> pci_device_id.driver_data to __mlx4_init_one during reset".
> 
> pci_match_id() just match the static pci_device_id, which may return NULL if
> someone binds the driver to a device manually using
> /sys/bus/pci/drivers/.../new_id.
> 
> This patch wrap up a helper function __mlx4_remove_one() which does the tear
> down function but preserve the drv_data. Functions like
> mlx4_pci_err_detected() and mlx4_restart_one() will call this one with out
> releasing drvdata.
> 
> Tested on ConnectX-3.
> 
> CC: Bjorn Helgaas <bhelgaas@...gle.com>
> CC: Amir Vadai <amirv@...lanox.com>
> Signed-off-by: Wei Yang <weiyang@...ux.vnet.ibm.com>

Please resubmit this when the net-next tree opens back up, thanks.
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