Re: [PATCH v4 1/1] block: bugfix for Amiga partition overflow check patch

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Hi Michael,

On Wed, Jul 5, 2023 at 10:53 AM Michael Schmitz <schmitzmic@xxxxxxxxx> wrote:
Am 05.07.2023 um 19:28 schrieb Geert Uytterhoeven:
On Wed, Jul 5, 2023 at 1:38 AM Michael Schmitz <schmitzmic@xxxxxxxxx> wrote:
Making 'blk' sector_t (i.e. 64 bit if LBD support is active)
fails the 'blk>0' test in the partition block loop if a
value of (signed int) -1 is used to mark the end of the
partition block list.

This bug was introduced in patch 3 of my prior Amiga partition
support fixes series, and spotted by Christian Zigotzky when
testing the latest block updates.

Explicitly cast 'blk' to signed int to allow use of -1 to
terminate the partition block linked list.

Reported-by: Christian Zigotzky <chzigotzky@xxxxxxxxxxx>
Fixes: b6f3f28f60 ("block: add overflow checks for Amiga partition support")
Message-ID: 024ce4fa-cc6d-50a2-9aae-3701d0ebf668@xxxxxxxxxxx

Please drop this line.

Because it's redundant, as I've also used Link:?

(That, too ;-)

Because the use of the Message-ID: tag in patches is not documented.
IIRC, it might also cause issues when applying, as the downloaded patch
will appear to have two Message-IDs.
I'm not sure the sample git hook in Documentation/maintainer/configure-git.rst
(and all variants the various maintainers are using) handles this correctly.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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