From patchwork Mon Sep 21 14:40:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 11790247 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 96A226CA for ; Mon, 21 Sep 2020 14:45:10 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6655F2076E for ; Mon, 21 Sep 2020 14:45:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="F+poDv26" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6655F2076E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=canonical.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=GIJYsVAnv1Tr5egtIq2NLnUUH0vbiEgKkq2xQCT5XLA=; b=F+poDv261pEZxs92gv3RmWWwAO TB9QdZfWFy1r114+LGgeSSayFhmk0gakPzxk8QkNs3VqttSvLHq44iaSOQXeRzTTfLajypYmKFzIq z7ylIlTPHJSMnHqCuPgVc0Okekd++pWtaFV/f8WIHlf7DIJbKG6zKhWsNdwO/xONl6Yx5r0MzIqMl P0a9XAMA77qZqknXDPm5OFS2kOkho8wyOwW35dIWAbIS5gTd21v20ZHaOr2dnvZ2Spi+aFkWXVLQh 7zdEw+ih0fXs2vgMeb3GikdeQqr6os67YExAr40gOX1NJtAPRLiNDSxKx22iLtwuYjCiC9b02B/uO OMsH3rhA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kKN2A-0006wk-CD; Mon, 21 Sep 2020 14:43:14 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kKMzP-0005Zz-0o; Mon, 21 Sep 2020 14:40:36 +0000 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1kKMzJ-0002tN-Ps; Mon, 21 Sep 2020 14:40:17 +0000 From: Colin King To: Nicolas Saenz Julienne , Lorenzo Pieralisi , Rob Herring , Bjorn Helgaas , Florian Fainelli , bcm-kernel-feedback-list@broadcom.com, Jim Quinlan , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org Subject: [PATCH][next] PCI: brcmstb: fix a missing if statement on a return error check Date: Mon, 21 Sep 2020 15:40:17 +0100 Message-Id: <20200921144017.334602-1-colin.king@canonical.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200921_104023_211258_D54AF107 X-CRM114-Status: GOOD ( 13.13 ) X-Spam-Score: -5.0 (-----) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-5.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [91.189.89.112 listed in list.dnswl.org] 0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [91.189.89.112 listed in wl.mailspike.net] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 RCVD_IN_MSPIKE_WL Mailspike good senders X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Colin Ian King The error return ret is not being check with an if statement and currently the code always returns leaving the following code as dead code. Fix this by adding in the missing if statement. Addresses-Coverity: ("Structurally dead code") Fixes: ad3d29c77e1e ("PCI: brcmstb: Add control of rescal reset") Signed-off-by: Colin Ian King --- drivers/pci/controller/pcie-brcmstb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c index 7a3ff4632e7c..cb0c11b7308e 100644 --- a/drivers/pci/controller/pcie-brcmstb.c +++ b/drivers/pci/controller/pcie-brcmstb.c @@ -1154,6 +1154,7 @@ static int brcm_pcie_resume(struct device *dev) clk_prepare_enable(pcie->clk); ret = brcm_phy_start(pcie); + if (ret) return ret; /* Take bridge out of reset so we can access the SERDES reg */