Re: [PATCH 2/9] EDAC/versalnet: Add NULL check for mci in remove_one_mc()

Shubhrajyoti Datta <[email protected]> Mon, 3 Aug 2026 20:14:17 +0530
Newsgroups org.kernel.vger.linux-edac,org.kernel.vger.linux-kernel
Message-ID <CAKfKVtFtFmUKwnWY4xGwcRQG+qJ2UdK6LK+3QX=Ukvr3v4Y7EQ@mail.gmail.com>
On Mon, Aug 3, 2026 at 12:16=E2=80=AFAM Borislav Petkov <[email protected]> wrot=
e:
>
> On Fri, Jul 24, 2026 at 10:49:38PM +0530, Shubhrajyoti Datta wrote:
> > If a controller's configuration specifies an unrecognized bus width,
>
> When can that happen?
>
> We did figure out that controllers cannot be non-contiguous.
>
The current driver assumes that all 8 DDRMC controllers are present and
indexed contiguously. If there are only 2 controllers then the bus
width will be
unrecognized.