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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 B3B58C432C0 for ; Tue, 26 Nov 2019 09:42:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8FD202073F for ; Tue, 26 Nov 2019 09:42:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727594AbfKZJmt (ORCPT ); Tue, 26 Nov 2019 04:42:49 -0500 Received: from szxga07-in.huawei.com ([45.249.212.35]:39798 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727275AbfKZJmt (ORCPT ); Tue, 26 Nov 2019 04:42:49 -0500 Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 208C286972AA68386C43; Tue, 26 Nov 2019 17:42:46 +0800 (CST) Received: from huawei.com (10.175.113.25) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.439.0; Tue, 26 Nov 2019 17:42:38 +0800 From: Wang ShaoBo To: , , , , , , , , , Subject: [PATCH] sys_personality: Streamline code in sys_personality() Date: Tue, 26 Nov 2019 17:40:45 +0800 Message-ID: <20191126094045.134654-1-bobo.shaobowang@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SYSCALL_DEFINE1 in kernel/exec_domain.c looks like verbose, ksys_personality() can make it more concise. Signed-off-by: Wang ShaoBo --- kernel/exec_domain.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c index 33f07c5f2515..f7a0512ddc23 100644 --- a/kernel/exec_domain.c +++ b/kernel/exec_domain.c @@ -37,10 +37,5 @@ module_init(proc_execdomains_init); SYSCALL_DEFINE1(personality, unsigned int, personality) { - unsigned int old = current->personality; - - if (personality != 0xffffffff) - set_personality(personality); - - return old; + return ksys_personality(personality); } -- 2.20.1