linux-kernel - [PATCH 07/12] x86/compat: get_gate_vma should check for both 32-bit compat and x32

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Message-Id: <1434974121-32575-8-git-send-email-brgerst@gmail.com>
Date:	Mon, 22 Jun 2015 07:55:16 -0400
From:	Brian Gerst <brgerst@...il.com>
To:	x86@...nel.org
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Denys Vlasenko <dvlasenk@...hat.com>,
	Andy Lutomirski <luto@...capital.net>
Subject: [PATCH 07/12] x86/compat: get_gate_vma should check for both 32-bit compat and x32

Change this to CONFIG_COMPAT so both 32-bit compat and x32 will do the
check.

Signed-off-by: Brian Gerst <brgerst@...il.com>
---
 arch/x86/entry/vsyscall/vsyscall_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c
index 2dcc6ff..26a46f4 100644
--- a/arch/x86/entry/vsyscall/vsyscall_64.c
+++ b/arch/x86/entry/vsyscall/vsyscall_64.c
@@ -290,7 +290,7 @@ static struct vm_area_struct gate_vma = {
 
 struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
 {
-#ifdef CONFIG_IA32_EMULATION
+#ifdef CONFIG_COMPAT
 	if (!mm || mm->context.ia32_compat)
 		return NULL;
 #endif
-- 
2.1.0

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