Re: [PATCH v2] lib: parser: Fix match_wildcard to correctly handle trailing stars

From: Andrew Morton

Date: Wed Mar 25 2026 - 22:25:40 EST


On Thu, 26 Mar 2026 11:06:04 +0900 Inseob Kim <inseob@xxxxxxxxxx> wrote:

> This fixes a bug of match_wildcard that incorrectly handles trailing
> asterisks. For example, `match_wildcard("abc**", "abc")` must return
> true, but it returns false.
>
> Signed-off-by: Inseob Kim <inseob@xxxxxxxxxx>
> ---
> v2:
> - Added Cc. No changes to the code.
> ---
> lib/parser.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/parser.c b/lib/parser.c
> index 73e8f8e5be73..62da0ac0d438 100644
> --- a/lib/parser.c
> +++ b/lib/parser.c
> @@ -315,7 +315,7 @@ bool match_wildcard(const char *pattern, const char *str)
> }
> }
>
> - if (*p == '*')
> + while (*p == '*')
> ++p;
> return !*p;
> }

Thanks, looks right.

We don't appear to have any selftesting for this code.

Should all of parser.c actually exist? Some of it is a subset of
lib/glob.c?