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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 48557C433E0 for ; Tue, 7 Jul 2020 16:32:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 246F920708 for ; Tue, 7 Jul 2020 16:32:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594139555; bh=BUB86f4VqcYA1jo30T5wmdSlQD5O7Xdjk8OuWnZl/hk=; h=From:To:Cc:Subject:Date:List-ID:From; b=bRobWZAiAH8WxncYoUZbamKAvgqhMWd83Hb7Tb9a/3AM7jWuh9/YxufNgWNHIKk0Y 0O/ly4UCNw4wFtrstbdFb3GJlzEV6m3LV0M27gYRf7ztcEmJir2Xd3IHbOBEU4Oqit CeBtww/b8c2RG2v236062sI7uoAyjEVnB7idnsTo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728211AbgGGQcd (ORCPT ); Tue, 7 Jul 2020 12:32:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:40122 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727987AbgGGQcd (ORCPT ); Tue, 7 Jul 2020 12:32:33 -0400 Received: from hump.s81c.com (unknown [87.71.40.38]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 18E87206CD; Tue, 7 Jul 2020 16:32:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594139553; bh=BUB86f4VqcYA1jo30T5wmdSlQD5O7Xdjk8OuWnZl/hk=; h=From:To:Cc:Subject:Date:From; b=bZkSnZ9T/rqTTcyzWkf7bbHO/JevdiSmUWdBhlfhKJvWezsiJLUk3dq9WlkHyHHzv +jF8YRhgiACk9qyhDkJMOBOE9PSkQmgUuMvJeYg7BzbiKU0TRHJGM3E2kaQVoY/Nzj kOYaXJgZInJtNugDVLEv+A46S+bCx2zSIYpE6rjk= From: Mike Rapoport To: Andrew Morton Cc: Joerg Roedel , Mike Rapoport , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport Subject: [PATCH] mm: vmalloc: remove redundant asignmnet in unmap_kernel_range_noflush() Date: Tue, 7 Jul 2020 19:32:26 +0300 Message-Id: <20200707163226.374685-1-rppt@kernel.org> X-Mailer: git-send-email 2.25.4 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: Mike Rapoport 'addr' is set to 'start' and then a few lines afterwards 'start' is set to 'addr'. Remove the second asignment. Fixes: 2ba3e6947aed ("mm/vmalloc: track which page-table levels were modified") Signed-off-by: Mike Rapoport --- mm/vmalloc.c | 1 - 1 file changed, 1 deletion(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 5a2b55c8dd9a..68ebbafc9c9b 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -171,11 +171,10 @@ void unmap_kernel_range_noflush(unsigned long start, unsigned long size) pgd_t *pgd; unsigned long addr = start; pgtbl_mod_mask mask = 0; BUG_ON(addr >= end); - start = addr; pgd = pgd_offset_k(addr); do { next = pgd_addr_end(addr, end); if (pgd_bad(*pgd)) mask |= PGTBL_PGD_MODIFIED; -- 2.25.4