linux-kernel - Re: [PATCH] fs/proc/base.c: Fix the wrong format specifier

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Message-ID: <454cb73e-a1f8-4824-9fe1-2b55a4dd99e3@p183>
Date: Wed, 3 Sep 2025 12:13:17 +0300
From: Alexey Dobriyan <adobriyan@...il.com>
To: zhangjiao2 <zhangjiao2@...s.chinamobile.com>
Cc: akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] fs/proc/base.c: Fix the wrong format specifier

>-		len = snprintf(name, sizeof(name), "%u", tid);
> +		len = snprintf(name, sizeof(name), "%d", tid);

Ehh, no.

%u is correct because "tid" can't be negative.

	%alexey