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[23.128.96.33]) by mx.google.com with ESMTPS id bu23-20020a632957000000b005ae05010bc4si1060286pgb.235.2023.10.16.23.08.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Oct 2023 23:08:53 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) client-ip=23.128.96.33; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by lipwig.vger.email (Postfix) with ESMTP id B095B8032A32; Mon, 16 Oct 2023 23:08:51 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at lipwig.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234467AbjJQGIm (ORCPT + 19 others); Tue, 17 Oct 2023 02:08:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230343AbjJQGIl (ORCPT ); Tue, 17 Oct 2023 02:08:41 -0400 Received: from mail.nfschina.com (unknown [42.101.60.195]) by lindbergh.monkeyblade.net (Postfix) with SMTP id CFCC5AB for ; Mon, 16 Oct 2023 23:08:39 -0700 (PDT) Received: from localhost.localdomain (unknown [219.141.250.2]) by mail.nfschina.com (Maildata Gateway V2.8.8) with ESMTPA id C5CC46027B14C; Tue, 17 Oct 2023 14:08:25 +0800 (CST) X-MD-Sfrom: zeming@nfschina.com X-MD-SrcIP: 219.141.250.2 From: Li zeming To: gor@linux.ibm.com, mark.rutland@arm.com, hca@linux.ibm.com Cc: linux-kernel@vger.kernel.org, Li zeming Subject: [PATCH] =?utf-8?q?stackleak=3A_Remove_unnecessary_=E2=80=980?= =?utf-8?q?=E2=80=99_values_from_ret?= Date: Tue, 17 Oct 2023 14:08:24 +0800 Message-Id: <20231017060824.10434-1-zeming@nfschina.com> X-Mailer: git-send-email 2.18.2 MIME-Version: 1.0 X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Mon, 16 Oct 2023 23:08:51 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1779981807555961261 X-GMAIL-MSGID: 1779981807555961261 ret is assigned first, so it does not need to initialize the assignment. Signed-off-by: Li zeming --- kernel/stackleak.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/stackleak.c b/kernel/stackleak.c index 34c9d81eea940..3faf863593846 100644 --- a/kernel/stackleak.c +++ b/kernel/stackleak.c @@ -24,7 +24,7 @@ static DEFINE_STATIC_KEY_FALSE(stack_erasing_bypass); static int stack_erasing_sysctl(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { - int ret = 0; + int ret; int state = !static_branch_unlikely(&stack_erasing_bypass); int prev_state = state;