From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:57502 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753265AbcLHGVK (ORCPT ); Thu, 8 Dec 2016 01:21:10 -0500 Subject: Patch "sparc32: Fix inverted invalid_frame_pointer checks on sigreturns" has been added to the 4.4-stable tree To: andreas@gaisler.com, davem@davemloft.net, gregkh@linuxfoundation.org Cc: , From: Date: Thu, 08 Dec 2016 07:20:22 +0100 Message-ID: <148117802294150@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled sparc32: Fix inverted invalid_frame_pointer checks on sigreturns to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: sparc32-fix-inverted-invalid_frame_pointer-checks-on-sigreturns.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Thu Dec 8 07:19:49 CET 2016 From: Andreas Larsson Date: Wed, 9 Nov 2016 10:43:05 +0100 Subject: sparc32: Fix inverted invalid_frame_pointer checks on sigreturns From: Andreas Larsson [ Upstream commit 07b5ab3f71d318e52c18cc3b73c1d44c908aacfa ] Signed-off-by: Andreas Larsson Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- arch/sparc/kernel/signal_32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/sparc/kernel/signal_32.c +++ b/arch/sparc/kernel/signal_32.c @@ -89,7 +89,7 @@ asmlinkage void do_sigreturn(struct pt_r sf = (struct signal_frame __user *) regs->u_regs[UREG_FP]; /* 1. Make sure we are not getting garbage from the user */ - if (!invalid_frame_pointer(sf, sizeof(*sf))) + if (invalid_frame_pointer(sf, sizeof(*sf))) goto segv_and_exit; if (get_user(ufp, &sf->info.si_regs.u_regs[UREG_FP])) @@ -150,7 +150,7 @@ asmlinkage void do_rt_sigreturn(struct p synchronize_user_stack(); sf = (struct rt_signal_frame __user *) regs->u_regs[UREG_FP]; - if (!invalid_frame_pointer(sf, sizeof(*sf))) + if (invalid_frame_pointer(sf, sizeof(*sf))) goto segv; if (get_user(ufp, &sf->regs.u_regs[UREG_FP])) Patches currently in stable-queue which might be from andreas@gaisler.com are queue-4.4/sparc32-fix-inverted-invalid_frame_pointer-checks-on-sigreturns.patch