linux-kernel - [PATCH v16 8/7] pkcs7: Change a pr_warn() to pr_warn

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Message-ID: <2892236.1770306426@warthog.procyon.org.uk>
Date: Thu, 05 Feb 2026 15:47:06 +0000
From: David Howells <dhowells@...hat.com>
To: Lukas Wunner <lukas@...ner.de>,
    Ignat Korchagin <ignat@...udflare.com>
Cc: dhowells@...hat.com, Jarkko Sakkinen <jarkko@...nel.org>,
    Herbert Xu <herbert@...dor.apana.org.au>,
    Eric Biggers <ebiggers@...nel.org>,
    Luis Chamberlain <mcgrof@...nel.org>,
    Petr Pavlu <petr.pavlu@...e.com>, Daniel Gomez <da.gomez@...nel.org>,
    Sami Tolvanen <samitolvanen@...gle.com>,
    "Jason A . Donenfeld" <Jason@...c4.com>,
    Ard Biesheuvel <ardb@...nel.org>,
    Stephan Mueller <smueller@...onox.de>, linux-crypto@...r.kernel.org,
    keyrings@...r.kernel.org, linux-modules@...r.kernel.org,
    linux-kernel@...r.kernel.org
Subject: [PATCH v16 8/7] pkcs7: Change a pr_warn() to pr_warn_once()

Only display the "PKCS7: Waived invalid module sig (has authattrs)" once.

Suggested-by: Lenny Szubowicz <lszubowi@...hat.com>
Signed-off-by: David Howells <dhowells@...hat.com>
Tested-by: Lenny Szubowicz <lszubowi@...hat.com>
cc: Lukas Wunner <lukas@...ner.de>
cc: Ignat Korchagin <ignat@...udflare.com>
cc: Jarkko Sakkinen <jarkko@...nel.org>
cc: Stephan Mueller <smueller@...onox.de>
cc: Eric Biggers <ebiggers@...nel.org>
cc: Herbert Xu <herbert@...dor.apana.org.au>
cc: keyrings@...r.kernel.org
cc: linux-crypto@...r.kernel.org
---
 crypto/asymmetric_keys/pkcs7_verify.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c
index 519eecfe6778..474e2c1ae21b 100644
--- a/crypto/asymmetric_keys/pkcs7_verify.c
+++ b/crypto/asymmetric_keys/pkcs7_verify.c
@@ -427,7 +427,7 @@ int pkcs7_verify(struct pkcs7_message *pkcs7,
 		if (pkcs7->have_authattrs) {
 #ifdef CONFIG_PKCS7_WAIVE_AUTHATTRS_REJECTION_FOR_MLDSA
 			if (pkcs7->authattrs_rej_waivable) {
-				pr_warn("Waived invalid module sig (has authattrs)\n");
+				pr_warn_once("Waived invalid module sig (has authattrs)\n");
 				break;
 			}
 #endif