Re: [RFQ PATCH] cifs: Change default security error message

From: Jeff Layton
Date: Thu Nov 29 2012 - 13:25:12 EST


On Thu, 29 Nov 2012 18:30:53 +0100
Jesper Nilsson <jesper.nilsson@xxxxxxxx> wrote:

> Hi!
>
> Connecting with a default security mechanism prompts an KERN_ERROR
> output warning to the user that the default mechanism will be changed
> in Linux 3.3.
>
> We're now at 3.7, so we either could remove the warning completely
> (if the default has been changed), or we could bump the number to
> what our current target for the change is.
>
>
> The below patch changes the cERROR (which turns into a printk with KERN_ERROR)
> into a straight printk with KERN_WARNING and changes the text to indicate
> that it was changed in 3.3.
>
> I expect that the patch is incorrect and that we should choose
> another of the alternative solutions above, but I'd like to get
> some input on this.
>
> Not-Signed-off-by: Jesper Nilsson <jesper.nilsson@xxxxxxxx>
> ---
> diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
> index c83f5b65..968456f 100644
> --- a/fs/cifs/connect.c
> +++ b/fs/cifs/connect.c
> @@ -2480,9 +2480,9 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
> supported for many years, time to update default security mechanism */
> if ((volume_info->secFlg == 0) && warned_on_ntlm == false) {
> warned_on_ntlm = true;
> - cERROR(1, "default security mechanism requested. The default "
> - "security mechanism will be upgraded from ntlm to "
> - "ntlmv2 in kernel release 3.3");
> + printk(KERN_WARNING "default security mechanism requested. "
> + "The default security mechanism was changed "
> + " from ntlm to ntlmv2 in kernel release 3.3");
> }
> ses->overrideSecFlg = volume_info->secFlg;
>
>
>
> /^JN - Jesper Nilsson

I think this warning has lived long enough and needs to go away. Steve
supposedly has a patch that finally makes this change, but it hasn't
been sent to the list yet... Steve?

--
Jeff Layton <jlayton@xxxxxxxxxx>
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