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Date:   Fri, 29 Apr 2022 03:17:36 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        michal.simek@...inx.com, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        git@...inx.com, Shravya Kumbham <shravya.kumbham@...inx.com>
Subject: Re: [PATCH 2/2] net: emaclite: Add error handling for
 of_address_to_resource()

On Thu, Apr 28, 2022 at 09:57:58PM +0530, Radhey Shyam Pandey wrote:
> From: Shravya Kumbham <shravya.kumbham@...inx.com>
> 
> check the return value of of_address_to_resource() and also add
> missing of_node_put() for np and npp nodes.
> 
> Addresses-Coverity: Event check_return value.
> Signed-off-by: Shravya Kumbham <shravya.kumbham@...inx.com>
> Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com>
> ---
>  drivers/net/ethernet/xilinx/xilinx_emaclite.c |   15 ++++++++++++---
>  1 files changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
> index f9cf86e..c281423 100644
> --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
> +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
> @@ -803,7 +803,7 @@ static int xemaclite_mdio_write(struct mii_bus *bus, int phy_id, int reg,
>  static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
>  {
>  	struct mii_bus *bus;
> -	int rc;
> +	int rc, ret;
>  	struct resource res;
>  	struct device_node *np = of_get_parent(lp->phy_node);
>  	struct device_node *npp;

Reverse Chritmas tree is messed up here, but you could make it a bet
less messed up by moving rc, ret further down.

     Andrew

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