linux-kernel - Re: linux-next: Signed-off-by missing for commit in the rdma-fixes tree

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Date:   Thu, 8 Mar 2018 10:03:17 -0700
From:   Jason Gunthorpe <jgg@...lanox.com>
To:     Joe Perches <joe@...ches.com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Andy Whitcroft <apw@...onical.com>,
        Doug Ledford <dledford@...hat.com>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Leon Romanovsky <leonro@...lanox.com>
Subject: Re: linux-next: Signed-off-by missing for commit in the rdma-fixes
 tree

On Thu, Mar 08, 2018 at 08:39:38AM -0800, Joe Perches wrote:
> On Thu, 2018-03-08 at 09:18 -0700, Jason Gunthorpe wrote:
> > On Thu, Mar 08, 2018 at 04:40:58PM +1100, Stephen Rothwell wrote:
> > > Hi all,
> > > 
> > > Commit
> > > 
> > >   aa0de36a40f4 ("RDMA/mlx5: Fix integer overflow while resizing CQ")
> > > 
> > > is missing a Signed-off-by from its author.
> > 
> > Thanks Stephen,
> > 
> > May I suggest to the checkpatch maintainers that checkpack should look
> > for this too?
> 
> No such commit in current -hext
> $ git status HEAD
> HEAD detached at next-20180308

https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git/commit/?h=for-rc&id=aa0de36a40f446f5a21a7c1e677b98206e242edb

> checkpatch doesn't try to match email sender to sign-off
> as the email sender doesn't have to sign-off on a patch.
> 
> It currently does:
> 
> 	if ($is_patch && $has_commit_log && $chk_signoff && $signoff == 0) {
> 		ERROR("MISSING_SIGN_OFF",
> 		      "Missing Signed-off-by: line(s)\n");
> 	}

If I were to suggest an exact check it would be that the commit git
author and commit git commiter both have signed-off-by lines, as I
can't think of any cases where it would be appropriate for them to be
missing?

Jason