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SubjectRe: Build regressions/improvements in v6.4-rc6
Hi Tudor,

On Mon, Jun 12, 2023 at 11:48 AM Tudor Ambarus <tudor.ambarus@linaro.org> wrote:
> On 6/12/23 10:28, Geert Uytterhoeven wrote:
> >> JFYI, when comparing v6.4-rc6[1] to v6.4-rc5[3], the summaries are:
> >> - build errors: +5/-6
> >
> > + /kisskb/src/drivers/spi/spi-stm32-qspi.c: error: ‘op’ is used
> > uninitialized [-Werror=uninitialized]: => 523:27, 564:27
>
> Seems that the report is not correct for this particular case as op is
> filled either by memcpy or memset before use.

I can reproduce the issue with gcc 12.1.0-2ubuntu1~22.04.
No idea what's wrong. Disabling CONFIG_FORTIFY_SOURCE doesn't
help. Perhaps an issue with the memcpy() used by UML?

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

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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