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Date: Tue, 13 Jan 2026 17:39:57 -0800
From: Jakub Kicinski <kuba@kernel.org>
To: "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
Cc: "David S. Miller" <davem@davemloft.net>, Eric Dumazet
 <edumazet@google.com>, Paolo Abeni <pabeni@redhat.com>, Simon Horman
 <horms@kernel.org>, Shuah Khan <shuah@kernel.org>, Willem de Bruijn
 <willemb@google.com>, netdev@vger.kernel.org,
 linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] selftests: net: csum: Fix printk format in
 recv_get_packet_csum_status()
Message-ID: <20260113173957.432bb9c5@kernel.org>
In-Reply-To: <b0e24fd07302aac492d03d0bcd30626a338f976f.1768326133.git.chleroy@kernel.org>
References: <b0e24fd07302aac492d03d0bcd30626a338f976f.1768326133.git.chleroy@kernel.org>
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On Tue, 13 Jan 2026 18:44:19 +0100 Christophe Leroy (CS GROUP) wrote:
> csum.c:710:50: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Wformat=]

> Correct format from %lu to %u for both.

I mean.. you're going to make the warning appear on every platform
which has a ulong size_t. I think you're looking for %zu?

> Fixes: 91a7de85600d ("selftests/net: add csum offload test")

No Fixes tags on trivial code cleanups please.