Re: [PATCH] scripts/kernel-doc: restore warning for Excess struct/union

From: Jonathan Corbet
Date: Fri Dec 15 2023 - 11:29:10 EST


Randy Dunlap <rdunlap@xxxxxxxxxxxxx> writes:

> The warning for Excess struct or union member description was
> removed when the $nested parameter of check_sections() was removed.
> This causes some kernel-doc notation warnings to be missed.
>
> Recently the kernel test robot somehow reported an Excess member. The
> code in kernel-doc has not issued that warning since kernel v4.16, so I
> don't know how the robot did it. (See the Link for the report.)
>
> drivers/net/wireless/intel/iwlwifi/fw/dbg.c:86: warning: Excess struct/union/enum/typedef member 'trans_len' description in 'iwl_fw_dump_ptrs'
>
> I patched that warning away even though I could not reproduce the
> warning from kernel-doc. The warning should be issued for extraneous
> struct member or union member description, so restore it.
>
> Fixes: 1081de2d2f91 ("scripts: kernel-doc: get rid of $nested parameter")
> Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Link: https://lore.kernel.org/all/202312060810.QT9zourt-lkp@xxxxxxxxx/
> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
> Cc: Jonathan Corbet <corbet@xxxxxxx>
> Cc: linux-doc@xxxxxxxxxxxxxxx
> ---
> scripts/kernel-doc | 7 +++++++
> 1 file changed, 7 insertions(+)

*sigh*

This adds nearly 600 new warnings. Anybody gonna help fix them?

Of course, most of them are duplicates. Someday it would be really nice
if we could find a way to only emit each warning once.

Anyway, I've applied it.

Thanks,

jon