From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932187AbbJPJM5 (ORCPT ); Fri, 16 Oct 2015 05:12:57 -0400 Received: from mout01.posteo.de ([185.67.36.65]:59924 "EHLO mout01.posteo.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752846AbbJPJJF (ORCPT ); Fri, 16 Oct 2015 05:09:05 -0400 From: Martin Kepplinger To: mingo@kernel.org, akpm@linux-foundation.org, linux@horizon.com, linux@rasmusvillemoes.dk, maxime.coquelin@st.com, dvlasenk@redhat.com, yury.norov@gmail.com, torvalds@linux-foundation.org Cc: linux-kernel@vger.kernel.org, Martin Kepplinger , Martin Kepplinger Subject: [PATCH 3/5] arch: sh: use sign_extend64() for sign extension Date: Fri, 16 Oct 2015 11:07:05 +0200 Message-Id: <1444986427-12101-4-git-send-email-martink@posteo.de> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1444986427-12101-1-git-send-email-martink@posteo.de> References: <1444986427-12101-1-git-send-email-martink@posteo.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Martin Kepplinger --- arch/sh/kernel/traps_64.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/sh/kernel/traps_64.c b/arch/sh/kernel/traps_64.c index 112ea11..d208c27 100644 --- a/arch/sh/kernel/traps_64.c +++ b/arch/sh/kernel/traps_64.c @@ -101,7 +101,7 @@ static int generate_and_check_address(struct pt_regs *regs, if (displacement_not_indexed) { __s64 displacement; displacement = (opcode >> 10) & 0x3ff; - displacement = ((displacement << 54) >> 54); /* sign extend */ + displacement = sign_extend64(displacement, 9); addr = (__u64)((__s64)base_address + (displacement << width_shift)); } else { __u64 offset; -- 2.1.4