From patchwork Thu Jul 13 07:04:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Kaiser X-Patchwork-Id: 702356 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A1AE7C001DE for ; Thu, 13 Jul 2023 07:06:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234029AbjGMHGo (ORCPT ); Thu, 13 Jul 2023 03:06:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33696 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233945AbjGMHGl (ORCPT ); Thu, 13 Jul 2023 03:06:41 -0400 Received: from viti.kaiser.cx (viti.kaiser.cx [IPv6:2a01:238:43fe:e600:cd0c:bd4a:7a3:8e9f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 35C9A172C; Thu, 13 Jul 2023 00:06:40 -0700 (PDT) Received: from 74.172.62.81.static.wline.lns.sme.cust.swisscom.ch ([81.62.172.74] helo=martin-debian-2.paytec.ch) by viti.kaiser.cx with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1qJqPN-0004KN-CF; Thu, 13 Jul 2023 09:06:37 +0200 From: Martin Kaiser To: Herbert Xu Cc: olivier@sobrie.be, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Martin Kaiser Subject: [PATCH 3/3] hwrng: ba431 - use dev_err_probe after failed registration Date: Thu, 13 Jul 2023 09:04:46 +0200 Message-Id: <20230713070446.230978-4-martin@kaiser.cx> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230713070446.230978-1-martin@kaiser.cx> References: <20230713070446.230978-1-martin@kaiser.cx> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Use dev_err_probe to print the error message after a failed hwrng registration. Signed-off-by: Martin Kaiser --- drivers/char/hw_random/ba431-rng.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/char/hw_random/ba431-rng.c b/drivers/char/hw_random/ba431-rng.c index d2a9d16323a6..9de7466e6896 100644 --- a/drivers/char/hw_random/ba431-rng.c +++ b/drivers/char/hw_random/ba431-rng.c @@ -190,10 +190,8 @@ static int ba431_trng_probe(struct platform_device *pdev) ba431->rng.read = ba431_trng_read; ret = devm_hwrng_register(&pdev->dev, &ba431->rng); - if (ret) { - dev_err(&pdev->dev, "BA431 registration failed (%d)\n", ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, "BA431 registration failed\n"); dev_info(&pdev->dev, "BA431 TRNG registered\n");