Re: [PATCH] scsi: fix the build warning

From: James Bottomley
Date: Thu Aug 22 2013 - 10:27:20 EST


On Thu, 2013-08-22 at 21:42 +0900, Akinobu Mita wrote:
> 2013/8/22 Martin K. Petersen <martin.petersen@xxxxxxxxxx>:
> >>>>>> "Joe" == Joe Perches <joe@xxxxxxxxxxx> writes:
> >
> > Joe> I don't get this build warning in the first place and I think the
> > Joe> scsi_debug file is quite old and probably doesn't need to be
> > Joe> changed at all.
> >
> > guard isn't a boolean, it selects the checksum algorithm used.
> >
> > Also, I believe Akinobu's recent reorganization of this code in question
> > fixed the warning.
>
> Unfortunately, this warning isn't fixed in linux-next, either.
> Paul Bolle also sent a patch that fixes the same warning in a little
> bit different way.

Well, it is and it isn't. Whether you see the warning seems to depend
on how gcc was built. My take is that an impossible default case just
to keep some versions of gcc quiet is a bit pointless.

James

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/