linux-kernel - [PATCH] x86/sigreturn: use SYSCALL

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <9C9981F4-0E5E-42A7-8788-70F3DEAD258D@amazon.com>
Date:   Wed, 14 Mar 2018 09:41:42 +0000
From:   "Tautschnig, Michael" <tautschn@...zon.co.uk>
To:     "x86@...nel.org" <x86@...nel.org>,
        "linux-api@...r.kernel.org" <linux-api@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Jaswinder Singh <jaswinder@...radead.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Dominik Brodowski <linux@...inikbrodowski.net>
Subject: [PATCH] x86/sigreturn: use SYSCALL_DEFINE0  

All definitions of syscalls in x86 except for those patched here have
already been using the appropriate SYSCALL_DEFINE*.

Signed-off-by: Michael Tautschnig <tautschn@...zon.com>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Jaswinder Singh <jaswinder@...radead.org>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Dominik Brodowski <linux@...inikbrodowski.net>
---
 arch/x86/kernel/signal.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index b9e00e8..40ba242 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -25,6 +25,7 @@
 #include <linux/user-return-notifier.h>
 #include <linux/uprobes.h>
 #include <linux/context_tracking.h>
+#include <linux/syscalls.h>

 #include <asm/processor.h>
 #include <asm/ucontext.h>
@@ -601,7 +602,7 @@ static int x32_setup_rt_frame(struct ksignal *ksig,
  * Do a signal return; undo the signal stack.
  */
 #ifdef CONFIG_X86_32
-asmlinkage unsigned long sys_sigreturn(void)
+SYSCALL_DEFINE0(sigreturn)
 {
 	struct pt_regs *regs = current_pt_regs();
 	struct sigframe __user *frame;
@@ -633,7 +634,7 @@ asmlinkage unsigned long sys_sigreturn(void)
 }
 #endif /* CONFIG_X86_32 */

-asmlinkage long sys_rt_sigreturn(void)
+SYSCALL_DEFINE0(rt_sigreturn)
 {
 	struct pt_regs *regs = current_pt_regs();
 	struct rt_sigframe __user *frame;
--
2.7.3.AMZN



Amazon Web Services UK Limited. Registered in England and Wales with registration number 08650665 with its registered office at 1 Principal Place, Worship Street, London, EC2A 2FA, United Kingdom.