From patchwork Thu Jan 25 10:34:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 13530379 Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B89C2C68A for ; Thu, 25 Jan 2024 10:34:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=67.231.152.168 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706178873; cv=none; b=mEbUdczB502Jzvna7gj9eD/QxJNoGFqzrZPgEVPPQwwhfQigFrBc/uQALekFVGLF2Q73VqSFPLGqkkbN9z9z8RJLikb+iJtYs1kWpwyYgN1a3pXWWr+/meM/NDpbBXNSaJh/eNFxwBStT8/w4xXV/KDCQIIiEizDO/ebOhde8ns= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706178873; c=relaxed/simple; bh=YWtOHQQ7t2VXiqjHq/GU+98TrwZd9oUTMpc7Q5w2H9U=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=uyT1F5/nYrt9M6VEMTd0cqwjiLsl4mQ6MOj5+R22RHajmwFp36sqVyLS6qR4JK/5R39uGtn+1lwtUU3bwF1JTjw7JBpbGD7R/D3GIrnaMmuQns+179ScFo6ZeOdwWs9QuM2j4HeQCp/x1lYxUY7LeuZmAhZLu1sWgzYUylv656Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=opensource.cirrus.com; spf=pass smtp.mailfrom=opensource.cirrus.com; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b=BaI3eVgN; arc=none smtp.client-ip=67.231.152.168 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=opensource.cirrus.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=opensource.cirrus.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b="BaI3eVgN" Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 40P70H41017510; Thu, 25 Jan 2024 04:34:28 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h= from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding:content-type; s=PODMain02222019; bh=B cs/87LvPelkHk21dQ9vyYU2UDaPA8MDbkS+ZSLEb50=; b=BaI3eVgN/gopuTNX1 hP2MFW5SnC4qTxZ225S+oVB7kuPhfVIPY+gBQzeUw8hxMoOuTNn1np7kT/ra9x8l Bn1KJEdHBuqy0Ry9WZ78myAAcH4SBCdToHtc8Vcc5+v3rWevMaxnsWZSFtPYZdjn zi9fGGnUCjhp0zlQv0Gg1EXsHQUIBvK4rS7DmzQnCAqw4b2H5oDBHoGhMQcTDq15 pdSriKqGzKb2b1BsnesPtJsMPEWBg6OlgFv/GHkQhIMX2MB5SAVbYtW6akLwf/zn xRJ+qrIvssTMNeUp0CX1xkxAE+yNtwWPezDJHWii5NEMBF2dt2D6KAUDTpx0gKMz JDtLg== Received: from ediex02.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3vtmf9t2sk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 Jan 2024 04:34:28 -0600 (CST) Received: from ediex01.ad.cirrus.com (198.61.84.80) by ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Thu, 25 Jan 2024 10:34:26 +0000 Received: from ediswmail9.ad.cirrus.com (198.61.86.93) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40 via Frontend Transport; Thu, 25 Jan 2024 10:34:26 +0000 Received: from ediswws07.ad.cirrus.com (ediswws07.ad.cirrus.com [198.90.208.14]) by ediswmail9.ad.cirrus.com (Postfix) with ESMTP id 718A2820246; Thu, 25 Jan 2024 10:34:26 +0000 (UTC) From: Charles Keepax To: CC: , , Subject: [PATCH v2] spi: cs42l43: Handle error from devm_pm_runtime_enable() Date: Thu, 25 Jan 2024 10:34:26 +0000 Message-ID: <20240125103426.2622549-1-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: QOQUF46GP6uVmBEMMeByrJ9oR0UrPHXW X-Proofpoint-ORIG-GUID: QOQUF46GP6uVmBEMMeByrJ9oR0UrPHXW X-Proofpoint-Spam-Reason: safe As it devm_pm_runtime_enable() can fail due to memory allocations, it is best to handle the error. Suggested-by: Andy Shevchenko Reviewed-by: Andy Shevchenko Signed-off-by: Charles Keepax --- Changes since v1: - Added () after funcs in commit message Thanks, Charles drivers/spi/spi-cs42l43.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-cs42l43.c b/drivers/spi/spi-cs42l43.c index f13073e125936..b24190526ce96 100644 --- a/drivers/spi/spi-cs42l43.c +++ b/drivers/spi/spi-cs42l43.c @@ -244,7 +244,10 @@ static int cs42l43_spi_probe(struct platform_device *pdev) priv->ctlr->use_gpio_descriptors = true; priv->ctlr->auto_runtime_pm = true; - devm_pm_runtime_enable(priv->dev); + ret = devm_pm_runtime_enable(priv->dev); + if (ret) + return ret; + pm_runtime_idle(priv->dev); regmap_write(priv->regmap, CS42L43_TRAN_CONFIG6, CS42L43_FIFO_SIZE - 1);