Re: [PATCH] scripts/mod/modpost.c: Fix bug in number_prefix

[Rasmus Villemoes <linux@rasmusvillemoes.dk>]

Paul Gortmaker <paul.gortmaker@windriver.com> writes:

> On 14-06-25 04:46 AM, Rasmus Villemoes wrote:
>> The function number_prefix() can currently only return 1 if its
>> argument is the empty string: If line 3 is reached and *sym (now the
>> second character in the argument) is not '.', 0 is returned. However,
>> if that character is '.', the first assignment to c is that same '.',
>> which obviously fails to be a digit.
>
> I'd suggest you expand the commit log to actually list the end-user
> visible symptom and the use case that this actually fixes, since it
> isn't obvious to me at all.

Sorry, it isn't obvious to me either. I just stumbled on it reading the
code; the rest of modpost.c is too deep magic for me.

Maybe there are no user-visible symptoms, and maybe that means it is not
worth fixing, in which case I'll just add scripts/mod/modpost.c to my
mental .ocpdignore.

Thanks,
Rasmus