Re: [PATCH] libata: Shut up annoying native_sectors warning

From: Alan Cox
Date: Thu Dec 20 2012 - 07:56:29 EST

On Thu, 20 Dec 2012 13:25:55 +0100
Borislav Petkov <bp@xxxxxxxxx> wrote:

> I'm getting this
> drivers/ata/libata-core.c: In function âata_hpa_resizeâ:
> drivers/ata/libata-core.c:1397:3: warning: ânative_sectorsâ may be used uninitialized in this function [-Wmaybe-uninitialized]
> for a couple of kernel releases now with gcc (Debian 4.7.2-4) 4.7.2.
> And the warning is bogus because ata_read_native_max_address either
> returns a sensible max_sectors aka native_sectors through its second
> arg pointer or an error value which is properly handled in its caller
> ata_hpa_resize().
> So shut up gcc already.

And ensure it won't be noticed if a real problem is found. So we go from
warning for a few people who ignore it, to silence for everyone if a real
bug appears

Net lose IMHO - better to file a gcc bug report


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at