From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753374AbdBMNFX (ORCPT ); Mon, 13 Feb 2017 08:05:23 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:42940 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753304AbdBMNFS (ORCPT ); Mon, 13 Feb 2017 08:05:18 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jo-Philipp Wich , linux-snps-arc@lists.infradead.org, Vineet Gupta , Linus Torvalds Subject: [PATCH 4.4 01/20] ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup Date: Mon, 13 Feb 2017 05:04:46 -0800 Message-Id: <20170213130403.588875111@linuxfoundation.org> X-Mailer: git-send-email 2.11.1 In-Reply-To: <20170213130403.531813333@linuxfoundation.org> References: <20170213130403.531813333@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Vineet Gupta commit a524c218bc94c705886a0e0fedeee45d1931da32 upstream. Reported-by: Jo-Philipp Wich Fixes: 9aed02feae57bf7 ("ARC: [arcompact] handle unaligned access delay slot") Cc: linux-kernel@vger.kernel.org Cc: linux-snps-arc@lists.infradead.org Signed-off-by: Vineet Gupta Signed-off-by: Linus Torvalds Signed-off-by: Greg Kroah-Hartman --- arch/arc/kernel/unaligned.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arc/kernel/unaligned.c +++ b/arch/arc/kernel/unaligned.c @@ -243,7 +243,7 @@ int misaligned_fixup(unsigned long addre /* clear any remanants of delay slot */ if (delay_mode(regs)) { - regs->ret = regs->bta ~1U; + regs->ret = regs->bta & ~1U; regs->status32 &= ~STATUS_DE_MASK; } else { regs->ret += state.instr_len;