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=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 3589CC31E57 for ; Mon, 17 Jun 2019 13:20:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0389820657 for ; Mon, 17 Jun 2019 13:20:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lca.pw header.i=@lca.pw header.b="mWanSoeK" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727463AbfFQNUh (ORCPT ); Mon, 17 Jun 2019 09:20:37 -0400 Received: from mail-qt1-f196.google.com ([209.85.160.196]:33566 "EHLO mail-qt1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725884AbfFQNUh (ORCPT ); Mon, 17 Jun 2019 09:20:37 -0400 Received: by mail-qt1-f196.google.com with SMTP id x2so10646394qtr.0 for ; Mon, 17 Jun 2019 06:20:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lca.pw; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=WxySO7RavF5zKMyjv/ZaNC+WOWObSuSTRMAxWTHSvk8=; b=mWanSoeKZy4yF6NDlcrcGKEXWiXQ/nNABojBc9NmRQLyOxGN+dfp6x98NxigKwj4A1 0TbLG+zYbbzxQ9VsYrkBavXogdkcX6lH1Q2hGSSD1xPLqrb3OEfaPzOgWOuZwF838FIM abzv0h0l/nIAiwtlY+xCaD6+GIdpUj1xNWcH9XHJ285eeYs/KxtJFGcAtFZTcN83DFe2 OS0m58Pyl5UPRnWJZRdZlEZbD1QXl6SfEcziIPoJYPWq1xYE3vprBROYORWK14gLD1Gh ySE/+Wx36zotGAUWWc2tV8iUfDd8G8nNTDA3sCmBlr0f6FRrRl1WRUUwh6stUCakMUvG 9mgw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=WxySO7RavF5zKMyjv/ZaNC+WOWObSuSTRMAxWTHSvk8=; b=HBdrM83xTxE0gmv9YlUWftSFExwYyiavlV1cPlw6ziHH3fRJ8xmlSbnjn0CxQGfDzw InbIliqCymcHK8axA3IC4jPIP6rC72DMzgQUNXEz24xUvsjFSXXoxL0iwsU5GoH6fahH 0S476zG9pRamUlG4JSnd/232hya2VTZrq/Wj0ZLtpv2mzo3I8ZJqMJ/IdVe+t2s0YxRa 9Pip1JZIkrpw5UvEadMrfxUvFvvWqAMjCDks5ARXCkd9lLgRO+zqctZqnhNch49M8eTB iCIOo9yqYNjx6y5wD/UUqjleMQao5aLmbjv9dXBC6EB3KI8JsY+J20RDtVz0Y87El+Mf PsiQ== X-Gm-Message-State: APjAAAX1gKxISXR96qi9LHRCWIb5AZq/0u+9QxOlyiLdQSzNAI6TR6IQ MIKHvjn3xl5393+3vjjge4xeOw== X-Google-Smtp-Source: APXvYqx8nwAh/ef1Z7S6mpaIuw+uQGeTu/VellQt7Hwdg7+ajM7LdXfG3blR+hAVljz5qh/x3jNcpw== X-Received: by 2002:a0c:b0c6:: with SMTP id p6mr20449953qvc.225.1560777636216; Mon, 17 Jun 2019 06:20:36 -0700 (PDT) Received: from ovpn-120-145.rdu2.redhat.com (pool-71-184-117-43.bstnma.fios.verizon.net. [71.184.117.43]) by smtp.gmail.com with ESMTPSA id t80sm5767002qka.87.2019.06.17.06.20.35 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 17 Jun 2019 06:20:35 -0700 (PDT) From: Qian Cai To: jroedel@suse.de Cc: dwmw2@infradead.org, eric.auger@redhat.com, baolu.lu@linux.intel.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Qian Cai Subject: [PATCH] iommu/intel: remove an unused variable "length" Date: Mon, 17 Jun 2019 09:20:27 -0400 Message-Id: <20190617132027.1960-1-cai@lca.pw> X-Mailer: git-send-email 2.20.1 (Apple Git-117) MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The linux-next commit "iommu/vt-d: Duplicate iommu_resv_region objects per device list" [1] left out an unused variable, drivers/iommu/intel-iommu.c: In function 'dmar_parse_one_rmrr': drivers/iommu/intel-iommu.c:4014:9: warning: variable 'length' set but not used [-Wunused-but-set-variable] [1] https://lore.kernel.org/patchwork/patch/1083073/ Signed-off-by: Qian Cai --- drivers/iommu/intel-iommu.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 478ac186570b..d86d4ee5cc78 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4011,7 +4011,6 @@ int __init dmar_parse_one_rmrr(struct acpi_dmar_header *header, void *arg) { struct acpi_dmar_reserved_memory *rmrr; struct dmar_rmrr_unit *rmrru; - size_t length; rmrru = kzalloc(sizeof(*rmrru), GFP_KERNEL); if (!rmrru) @@ -4022,8 +4021,6 @@ int __init dmar_parse_one_rmrr(struct acpi_dmar_header *header, void *arg) rmrru->base_address = rmrr->base_address; rmrru->end_address = rmrr->end_address; - length = rmrr->end_address - rmrr->base_address + 1; - rmrru->devices = dmar_alloc_dev_scope((void *)(rmrr + 1), ((void *)rmrr) + rmrr->header.length, &rmrru->devices_cnt); -- 2.20.1 (Apple Git-117)