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From: Xiaobo Liu <cppcoffee@gmail.com>
To: rust-for-linux@vger.kernel.org, linux-modules@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, mcgrof@kernel.org,
	petr.pavlu@suse.com, da.gomez@kernel.org,
	samitolvanen@google.com, atomlin@atomlin.com, ojeda@kernel.org,
	boqun@kernel.org, gary@garyguo.net, bjorn3_gh@protonmail.com,
	lossin@kernel.org, a.hindborg@kernel.org, aliceryhl@google.com,
	tmgross@umich.edu, dakr@kernel.org,
	Xiaobo Liu <cppcoffee@gmail.com>
Subject: [PATCH] rust: kernel: module_param: replace pr_warn with pr_warn_once
Date: Mon, 18 May 2026 18:47:35 +0800	[thread overview]
Message-ID: <20260518104735.34906-1-cppcoffee@gmail.com> (raw)

Signed-off-by: Xiaobo Liu <cppcoffee@gmail.com>
---
 rust/kernel/module_param.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rust/kernel/module_param.rs b/rust/kernel/module_param.rs
index 6a8a7a875..fedb709fa 100644
--- a/rust/kernel/module_param.rs
+++ b/rust/kernel/module_param.rs
@@ -62,8 +62,8 @@ pub trait ModuleParam: Sized + Copy {
     // NOTE: If we start supporting arguments without values, val _is_ allowed
     // to be null here.
     if val.is_null() {
-        // TODO: Use pr_warn_once available.
-        crate::pr_warn!("Null pointer passed to `module_param::set_param`");
+        crate::pr_warn_once!("Null pointer passed to `module_param::set_param`");
         return EINVAL.to_errno();
     }
 
-- 
2.34.1


             reply	other threads:[~2026-05-18 10:47 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-18 10:47 Xiaobo Liu [this message]
2026-05-18 11:18 ` [PATCH] rust: kernel: module_param: replace pr_warn with pr_warn_once Onur Özkan
  -- strict thread matches above, loose matches on Subject: below --
2026-05-18 13:40 Xiaobo Liu
2026-05-18 13:41 Xiaobo Liu
2026-05-18 17:37 ` Miguel Ojeda

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