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

From: Geert Uytterhoeven
Date: Mon Apr 17 2023 - 03:19:09 EST


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@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