Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp3287232pxf; Mon, 22 Mar 2021 02:45:23 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxR4q6P5gtjQZFrNR326JrCMFhapsM+vdeVnhVykwGtD/93qJ0PCSYrPRGjVd62g9Nknb2V X-Received: by 2002:a50:ee10:: with SMTP id g16mr24203742eds.215.1616406322968; Mon, 22 Mar 2021 02:45:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1616406322; cv=none; d=google.com; s=arc-20160816; b=nLto/BgRUsZr2kLm1Sw8R6G6Nwk88T+pNVwPpSyLjioha5SP/GOke0L97NMsAtzzBd 6ju9EqzvMKX3s+x9sArLfsFKNrjXRVybKxZv6jh3TaMxSiF+nXHMTymg4azQjL6Qsgjg dxxgqIdO/xiVvdFfl1FAp7O2bKdgvJ9QfnqzAak8lqtVG/LJaiDYX5o9xeA5rAX9vEzF JicODG3I0DDCdunNkrpp418hLELDuh4xu4i8pXGqxCR/pLY1jrctTwAASFfMg0HeVp78 OiwOa7Zkj/QNS/DyCucn5Aj1ovWxxhRPDrdyHYm3dbwutSeDZuDztfOqMNqNyj1PRCnV SQRQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from; bh=2z1TRN1lKS5XeoXd0Xhrkp6t8lg4j0pi9mlBKYtnUX8=; b=U0WO0up0jb0Uho7MdjRN38/wxKVPIQIE8Nn2XERywJHPtrpUDPy9LF1UyHl/qJdOcS I0JOZIJxtT5lW0ot8/Kai/WQF/7eohxlLcj/c7zWnwmNhArCOHKn+8+C1CKF3idMEVDb hTwj8sJRHSLysSuWH0XRvNV8RgKfFfMNLMfU8vmQW+o5q9soW9U1LUXFDWfRPUUtxWkx C9qBlz6mEhPdltNTMlmZ89xGvGkmevA3o6r37OJ5cW86D4sJ8snnLcR6N0ALo8t4OsV2 Q6CQLqikipwgK4n6Lo9PaLIsssdoOuuqjd5Jj69xICyRs4KewpZfiBI0MQWKNTElKvsC 0big== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a22si11010706edx.355.2021.03.22.02.45.00; Mon, 22 Mar 2021 02:45:22 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229786AbhCVJoH (ORCPT + 99 others); Mon, 22 Mar 2021 05:44:07 -0400 Received: from out30-43.freemail.mail.aliyun.com ([115.124.30.43]:45201 "EHLO out30-43.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230011AbhCVJnq (ORCPT ); Mon, 22 Mar 2021 05:43:46 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R121e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04420;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0USve7yu_1616406218; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0USve7yu_1616406218) by smtp.aliyun-inc.com(127.0.0.1); Mon, 22 Mar 2021 17:43:43 +0800 From: Jiapeng Chong To: mpe@ellerman.id.au Cc: benh@kernel.crashing.org, paulus@samba.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Jiapeng Chong Subject: [PATCH] powerpc/iommu/debug: Remove redundant NULL check Date: Mon, 22 Mar 2021 17:43:37 +0800 Message-Id: <1616406217-94635-1-git-send-email-jiapeng.chong@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix the following coccicheck warnings: ./fs/io_uring.c:5989:4-9: WARNING: NULL check before some freeing functions is not needed. Reported-by: Abaci Robot Signed-off-by: Jiapeng Chong --- arch/powerpc/kernel/iommu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index c00214a..2168714 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -72,8 +72,7 @@ static void iommu_debugfs_del(struct iommu_table *tbl) sprintf(name, "%08lx", tbl->it_index); liobn_entry = debugfs_lookup(name, iommu_debugfs_dir); - if (liobn_entry) - debugfs_remove(liobn_entry); + debugfs_remove(liobn_entry); } #else static void iommu_debugfs_add(struct iommu_table *tbl){} -- 1.8.3.1