linux-kernel - Re: [PATCH 2/3] net: usb: log errors to dmesg/syslog

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Message-ID: <CANEJEGsAfz1QSDOQK3vvSGStnXm4XS6Ah_fV4iv7Hgh2MWSjGQ@mail.gmail.com>
Date:   Mon, 18 Jan 2021 22:02:02 +0000
From:   Grant Grundler <grundler@...omium.org>
To:     Grant Grundler <grundler@...omium.org>,
        nic_swsd <nic_swsd@...ltek.com>
Cc:     Oliver Neukum <oliver@...kum.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-usb@...r.kernel.org, netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] net: usb: log errors to dmesg/syslog

+nic_swsd [adding per Realtek developer team request]

On Sat, Jan 16, 2021 at 5:27 AM Grant Grundler <grundler@...omium.org> wrote:
>
> Errors in protocol should be logged when the driver aborts operations.
> If the driver can carry on and "humor" the device, then emitting
> the message as debug output level is fine.
>
> Signed-off-by: Grant Grundler <grundler@...omium.org>
> ---
>  drivers/net/usb/usbnet.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
> index 1447da1d5729..bc7b93399bd5 100644
> --- a/drivers/net/usb/usbnet.c
> +++ b/drivers/net/usb/usbnet.c
> @@ -887,7 +887,7 @@ int usbnet_open (struct net_device *net)
>
>         // insist peer be connected
>         if (info->check_connect && (retval = info->check_connect (dev)) < 0) {
> -               netif_dbg(dev, ifup, dev->net, "can't open; %d\n", retval);
> +               netif_err(dev, ifup, dev->net, "can't open; %d\n", retval);
>                 goto done;
>         }
>
> --
> 2.29.2
>