linux-kernel - Re: [PATCH 3/6] sep: Add interfaces for the new functions

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Date:	Sat, 11 Feb 2012 20:22:28 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	greg@...ah.com, linux-kernel@...r.kernel.org,
	mark.a.allyn@...el.com
Subject: Re: [PATCH 3/6] sep: Add interfaces for the new functions

On Sat, Feb 11, 2012 at 12:45 AM, Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
> On Fri, 10 Feb 2012 21:53:50 +0800
> Hillf Danton <dhillf@...il.com> wrote:
>
> Sorry don't see what you are pointing out. It might help if you posted
> just the small bit in question ?

Hello Alan

>                if (1 == test_bit(SEP_LEGACY_SENDMSG_DONE_OFFSET,
>                                  &call_status->status)) {
> -                       dev_dbg(&sep->pdev->dev,
> -                               "[PID%d] dcb preparation needed before send msg\n",
> +                       dev_warn(&sep->pdev->dev,
> +                               "[PID%d] dcb prep needed before send msg\n",
>                                current->pid);
>                        error = -EPROTO;

Here error is assigned with -EPROTO,

>                        goto end_function;
>                }
>
>                if (!arg) {
> -                       dev_dbg(&sep->pdev->dev,
> -                               "[PID%d] dcb prep null arg\n", current->pid);
> -                       error = -EINVAL;
> +                       dev_warn(&sep->pdev->dev,
> +                               "[PID%d] dcb null arg\n", current->pid);
> +                       error = EINVAL;

why is EINVAL used then instead of -EINVAL?

Is this error case anything special from the above?
I guess it is typo.

Good weekend
Hillf

>                        goto end_function;
>                }