linux-kernel - Re: [PATCH V3 2/2] usb: gadget: u_ether: Don't warn in gether_setup_name

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Message-ID: <3d1f6fb3-0fcf-7aff-3676-4dfb6aa60d2a@collabora.com>
Date:   Mon, 13 Feb 2023 14:16:04 +0100
From:   Andrzej Pietrasiewicz <andrzej.p@...labora.com>
To:     Jon Hunter <jonathanh@...dia.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-tegra@...r.kernel.org
Subject: Re: [PATCH V3 2/2] usb: gadget: u_ether: Don't warn in
 gether_setup_name_default()

W dniu 9.02.2023 o 13:53, Jon Hunter pisze:
> The function gether_setup_name_default() is called by various USB
> ethernet gadget drivers. Calling this function will select a random
> host and device MAC addresses. A properly working driver should be
> silent and not warn the user about default MAC addresses selection.
> Given that the MAC addresses are also printed when the function
> gether_register_netdev() is called, remove these unnecessary warnings.
> 
> Signed-off-by: Jon Hunter <jonathanh@...dia.com>

Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@...labora.com>

> ---
> V3: Updated patch to remove the prints completely.
> V2: Changed print to debug instead of info.
> 
>   drivers/usb/gadget/function/u_ether.c | 2 --
>   1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
> index 740331882e8d..953d936fbae6 100644
> --- a/drivers/usb/gadget/function/u_ether.c
> +++ b/drivers/usb/gadget/function/u_ether.c
> @@ -811,13 +811,11 @@ struct net_device *gether_setup_name_default(const char *netname)
>   	snprintf(net->name, sizeof(net->name), "%s%%d", netname);
>   
>   	eth_random_addr(dev->dev_mac);
> -	pr_warn("using random %s ethernet address\n", "self");
>   
>   	/* by default we always have a random MAC address */
>   	net->addr_assign_type = NET_ADDR_RANDOM;
>   
>   	eth_random_addr(dev->host_mac);
> -	pr_warn("using random %s ethernet address\n", "host");
>   
>   	net->netdev_ops = &eth_netdev_ops;
>