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=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 DF0F1C43461 for ; Fri, 4 Sep 2020 11:39:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD5FE2073B for ; Fri, 4 Sep 2020 11:39:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730224AbgIDLjj (ORCPT ); Fri, 4 Sep 2020 07:39:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33952 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730056AbgIDLjK (ORCPT ); Fri, 4 Sep 2020 07:39:10 -0400 Received: from theia.8bytes.org (8bytes.org [IPv6:2a01:238:4383:600:38bc:a715:4b6d:a889]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B161C061244 for ; Fri, 4 Sep 2020 04:39:09 -0700 (PDT) Received: from cap.home.8bytes.org (p549add56.dip0.t-ipconnect.de [84.154.221.86]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by theia.8bytes.org (Postfix) with ESMTPSA id DDBCD249; Fri, 4 Sep 2020 13:39:07 +0200 (CEST) From: Joerg Roedel To: Joerg Roedel Cc: Maxime Ripard , Chen-Yu Tsai , iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Joerg Roedel , kernel test robot Subject: [PATCH] iommu/sun50i: Fix set-but-not-used variable warning Date: Fri, 4 Sep 2020 13:39:06 +0200 Message-Id: <20200904113906.3906-1-joro@8bytes.org> X-Mailer: git-send-email 2.28.0 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 From: Joerg Roedel Fix the following warning the the SUN50I driver: drivers/iommu/sun50i-iommu.c: In function 'sun50i_iommu_irq': drivers/iommu/sun50i-iommu.c:890:14: warning: variable 'iova' set but not used [-Wunused-but-set-variable] 890 | phys_addr_t iova; | ^~~~ Reported-by: kernel test robot Signed-off-by: Joerg Roedel --- drivers/iommu/sun50i-iommu.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c index 3b1bf2fb94f5..ea6db1341916 100644 --- a/drivers/iommu/sun50i-iommu.c +++ b/drivers/iommu/sun50i-iommu.c @@ -881,7 +881,6 @@ static phys_addr_t sun50i_iommu_handle_perm_irq(struct sun50i_iommu *iommu) static irqreturn_t sun50i_iommu_irq(int irq, void *dev_id) { struct sun50i_iommu *iommu = dev_id; - phys_addr_t iova; u32 status; spin_lock(&iommu->iommu_lock); @@ -893,15 +892,15 @@ static irqreturn_t sun50i_iommu_irq(int irq, void *dev_id) } if (status & IOMMU_INT_INVALID_L2PG) - iova = sun50i_iommu_handle_pt_irq(iommu, - IOMMU_INT_ERR_ADDR_L2_REG, - IOMMU_L2PG_INT_REG); + sun50i_iommu_handle_pt_irq(iommu, + IOMMU_INT_ERR_ADDR_L2_REG, + IOMMU_L2PG_INT_REG); else if (status & IOMMU_INT_INVALID_L1PG) - iova = sun50i_iommu_handle_pt_irq(iommu, - IOMMU_INT_ERR_ADDR_L1_REG, - IOMMU_L1PG_INT_REG); + sun50i_iommu_handle_pt_irq(iommu, + IOMMU_INT_ERR_ADDR_L1_REG, + IOMMU_L1PG_INT_REG); else - iova = sun50i_iommu_handle_perm_irq(iommu); + sun50i_iommu_handle_perm_irq(iommu); iommu_write(iommu, IOMMU_INT_CLR_REG, status); -- 2.26.2