linux-kernel - Re: Build regressions/improvements in v6.3-rc7

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Message-ID: <1ab2158e-dda-c1c5-4a3b-301cd41f9ef@linux-m68k.org>
Date:   Mon, 17 Apr 2023 09:18:44 +0200 (CEST)
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     linux-kernel@...r.kernel.org
cc:     linux-spi@...r.kernel.org, linux-um@...ts.infradead.org
Subject: Re: Build regressions/improvements in v6.3-rc7

On Mon, 17 Apr 2023, Geert Uytterhoeven wrote:
> JFYI, when comparing v6.3-rc7[1] to v6.3-rc6[3], the summaries are:
>  - build errors: +1/-2

   + /kisskb/src/drivers/spi/spi-stm32-qspi.c: error: 'op' is used uninitialized [-Werror=uninitialized]:  => 564:27, 523:27

um-x86_64-gcc12/um-all{mod,yes}config

Seen before, and looks completely bogus to me, unless there's a bug in
the UML implementation of memcpy() and memset(), which are used to
initialize "op".

> [1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/6a8f57ae2eb07ab39a6f0ccad60c760743051026/ (all 152 configs)
> [3] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/09a9639e56c01c7a00d6c0ca63f4c7c41abe075d/ (all 152 configs)

Gr{oetje,eeting}s,

 						Geert

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