netdev - Re: [PATCH net-next 0/3] net: Fix return value check for get_phy

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Date: Thu, 17 Aug 2023 11:04:34 +0300
From: Leon Romanovsky <leon@...nel.org>
To: Ruan Jinjie <ruanjinjie@...wei.com>
Cc: Shyam-sundar.S-k@....com, davem@...emloft.net, edumazet@...gle.com,
	kuba@...nel.org, pabeni@...hat.com, yisen.zhuang@...wei.com,
	salil.mehta@...wei.com, iyappan@...amperecomputing.com,
	keyur@...amperecomputing.com, quan@...amperecomputing.com,
	andrew@...n.ch, hkallweit1@...il.com, linux@...linux.org.uk,
	yankejian@...wei.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next 0/3] net: Fix return value check for
 get_phy_device()

On Thu, Aug 17, 2023 at 03:39:57PM +0800, Ruan Jinjie wrote:
> The get_phy_device() function returns error pointers and never
> returns NULL. Update the checks accordingly.
> 
> And get_phy_device() returns -EIO on bus access error and -ENOMEM
> on kzalloc failure in addition to -ENODEV, return PTR_ERR is more
> sensible.
> 
> Ruan Jinjie (3):
>   net: mdio: Fix return value check for get_phy_device()
>   amd-xgbe: Return proper error code for get_phy_device()
>   net: hisilicon: hns: Fix return value check for get_phy_device()
> 
>  drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c       | 2 +-
>  drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c | 4 ++--
>  drivers/net/mdio/mdio-xgene.c                     | 2 +-
>  3 files changed, 4 insertions(+), 4 deletions(-)
> 

Thanks,
Reviewed-by: Leon Romanovsky <leonro@...dia.com>