From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A054C07E9C for ; Sat, 10 Jul 2021 02:25:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 756B1613F4 for ; Sat, 10 Jul 2021 02:25:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234001AbhGJC2K (ORCPT ); Fri, 9 Jul 2021 22:28:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:43064 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233629AbhGJC1e (ORCPT ); Fri, 9 Jul 2021 22:27:34 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6C373613F4; Sat, 10 Jul 2021 02:24:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1625883874; bh=79/HYkvwxCe55o5MFGHNpPyyxL7jdePrtaRs3K2/aC4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RU2cHB8wO6IszQHxJ+YyArNcprOx9v8ODwNvHZXZCHnRXD8T1zkd7f3JloxcNhCH9 aarB2te4/ycDLtuztXygPM24SbdDoo2afLtwY6JKODAPYdciA1OIHcCOb+bDvqLL13 EoovPWm2uWiC2mtPjhsfW6y8mi6hUZyvAjLo+XV9x5IsVrnR9lcU3JmXbMdJlA58Xu q6DBdKfoKVolYpuM7f/1wSop4ryRqQUgCvHwHsGD5wxv5n7oz93/jyPOlxlyFoXWKe kC1WgOUN5V7cRRiA+o+eHzm5LFxN+VRfr0cka5rG+DcXlc6eVRAVq2zgC4FGdN3FKd St8KG4g/4n6eg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Robin Gong , Vinod Koul , Sasha Levin , dmaengine@vger.kernel.org Subject: [PATCH AUTOSEL 5.10 04/93] dmaengine: fsl-qdma: check dma_set_mask return value Date: Fri, 9 Jul 2021 22:22:58 -0400 Message-Id: <20210710022428.3169839-4-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210710022428.3169839-1-sashal@kernel.org> References: <20210710022428.3169839-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org From: Robin Gong [ Upstream commit f0c07993af0acf5545d5c1445798846565f4f147 ] For fix below warning reported by static code analysis tool like Coverity from Synopsys: Signed-off-by: Robin Gong Addresses-Coverity-ID: 12285639 ("Unchecked return value") Link: https://lore.kernel.org/r/1619427549-20498-1-git-send-email-yibin.gong@nxp.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/fsl-qdma.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c index ed2ab46b15e7..045ead46ec8f 100644 --- a/drivers/dma/fsl-qdma.c +++ b/drivers/dma/fsl-qdma.c @@ -1235,7 +1235,11 @@ static int fsl_qdma_probe(struct platform_device *pdev) fsl_qdma->dma_dev.device_synchronize = fsl_qdma_synchronize; fsl_qdma->dma_dev.device_terminate_all = fsl_qdma_terminate_all; - dma_set_mask(&pdev->dev, DMA_BIT_MASK(40)); + ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(40)); + if (ret) { + dev_err(&pdev->dev, "dma_set_mask failure.\n"); + return ret; + } platform_set_drvdata(pdev, fsl_qdma); -- 2.30.2