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Date:   Fri, 6 Mar 2020 15:52:09 +1100
From:   Stephen Rothwell <sfr@canb.auug.org.au>
To:     James Bottomley <James.Bottomley@HansenPartnership.com>
Cc:     Brian King <brking@linux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        Linux Next Mailing List <linux-next@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: linux-next: build warning after merge of the scsi-mkp tree
Message-ID: <20200306155209.34e85ab2@canb.auug.org.au>
In-Reply-To: <5bff0f26-3b20-e240-e1b4-65af411a3a56@linux.vnet.ibm.com>
References: <20200302133543.7052d654@canb.auug.org.au>
        <5bff0f26-3b20-e240-e1b4-65af411a3a56@linux.vnet.ibm.com>
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Hi all,

On Mon, 2 Mar 2020 08:36:20 -0600 Brian King <brking@linux.vnet.ibm.com> wr=
ote:
>
> On 3/1/20 8:35 PM, Stephen Rothwell wrote:
> > Hi all,
> >=20
> > After merging the scsi-mkp tree, today's linux-next build (powerpc
> > ppc64_defconfig) produced this warning:
> >=20
> > In file included from include/uapi/linux/posix_types.h:5,
> >                  from include/uapi/linux/types.h:14,
> >                  from include/linux/types.h:6,
> >                  from include/linux/list.h:5,
> >                  from include/linux/module.h:12,
> >                  from drivers/scsi/ibmvscsi/ibmvfc.c:10:
> > drivers/scsi/ibmvscsi/ibmvfc.c: In function 'ibmvfc_tgt_implicit_logout=
_and_del':
> > include/linux/stddef.h:8:14: warning: 'return' with a value, in functio=
n returning void [-Wreturn-type]
> >     8 | #define NULL ((void *)0)
> >       |              ^
> > drivers/scsi/ibmvscsi/ibmvfc.c:3644:10: note: in expansion of macro 'NU=
LL'
> >  3644 |   return NULL;
> >       |          ^~~~
> > drivers/scsi/ibmvscsi/ibmvfc.c:3638:13: note: declared here
> >  3638 | static void ibmvfc_tgt_implicit_logout_and_del(struct ibmvfc_ta=
rget *tgt)
> >       |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >=20
> > Introduced by commit
> >=20
> >   54b04c99d02e ("scsi: ibmvfc: Avoid loss of all paths during SVC node =
reboot")
>=20
> Thanks. I'll send the one line fix.

I am still getting this warning, but it is now after the merge of the
scsi tree.

--=20
Cheers,
Stephen Rothwell

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