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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0E892C433F5 for ; Tue, 9 Nov 2021 02:34:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ED22661207 for ; Tue, 9 Nov 2021 02:34:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236492AbhKICgw (ORCPT ); Mon, 8 Nov 2021 21:36:52 -0500 Received: from mail.kernel.org ([198.145.29.99]:52208 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236255AbhKICgw (ORCPT ); Mon, 8 Nov 2021 21:36:52 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6911C6128B; Tue, 9 Nov 2021 02:34:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1636425247; bh=aEosDWS8htDHm5SG02EgyFAoA8xa3GLk0G6aDLRKcy0=; h=Date:From:To:Subject:In-Reply-To:From; b=gAfdacjI9ALoXnnOS1rPc/nlJL8YPmE1lfmXJTYkZgS3Pdg0FDiFpjv/9BrkjYPBA rm1nCeLVSO1s9gELhdXLkn3cBhkDsyRXS/RG0TlFvA0gnnqwFgYUawoi6pFpwJlROx LGLZqmhzZr1XQybtvFkQLJnbJN84fWc0wcxP7rUA= Date: Mon, 08 Nov 2021 18:34:05 -0800 From: Andrew Morton To: akpm@linux-foundation.org, andreyknvl@gmail.com, arnd@arndb.de, ast@kernel.org, benh@kernel.crashing.org, bp@alien8.de, christophe.leroy@csgroup.eu, davem@davemloft.net, dvyukov@google.com, glider@google.com, ink@jurassic.park.msu.ru, linux-mm@kvack.org, mattst88@gmail.com, mingo@redhat.com, mm-commits@vger.kernel.org, monstr@monstr.eu, mpe@ellerman.id.au, paulus@samba.org, pmladek@suse.com, rostedt@goodmis.org, rth@twiddle.net, ryabinin.a.a@gmail.com, senozhatsky@chromium.org, tglx@linutronix.de, torvalds@linux-foundation.org, wangkefeng.wang@huawei.com Subject: [patch 50/87] mm: kasan: use is_kernel() helper Message-ID: <20211109023405.Wew0iv7nf%akpm@linux-foundation.org> In-Reply-To: <20211108183057.809e428e841088b657a975ec@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: Kefeng Wang Subject: mm: kasan: use is_kernel() helper Directly use is_kernel() helper in kernel_or_module_addr(). Link: https://lkml.kernel.org/r/20210930071143.63410-8-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang Reviewed-by: Alexander Potapenko Reviewed-by: Andrey Konovalov Reviewed-by: Sergey Senozhatsky Cc: Andrey Ryabinin Cc: Dmitry Vyukov Cc: Alexei Starovoitov Cc: Arnd Bergmann Cc: Benjamin Herrenschmidt Cc: Borislav Petkov Cc: Christophe Leroy Cc: "David S. Miller" Cc: Ingo Molnar Cc: Ivan Kokshaysky Cc: Matt Turner Cc: Michael Ellerman Cc: Michal Simek Cc: Paul Mackerras Cc: Petr Mladek Cc: Richard Henderson Cc: Steven Rostedt Cc: Thomas Gleixner Signed-off-by: Andrew Morton --- mm/kasan/report.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/kasan/report.c~mm-kasan-use-is_kernel-helper +++ a/mm/kasan/report.c @@ -226,7 +226,7 @@ static void describe_object(struct kmem_ static inline bool kernel_or_module_addr(const void *addr) { - if (addr >= (void *)_stext && addr < (void *)_end) + if (is_kernel((unsigned long)addr)) return true; if (is_module_address((unsigned long)addr)) return true; _