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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=unavailable 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 CE4A0C433DB for ; Mon, 22 Mar 2021 09:44:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 97CA961879 for ; Mon, 22 Mar 2021 09:44:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230021AbhCVJoI (ORCPT ); Mon, 22 Mar 2021 05:44:08 -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