From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 4 Jun 2006 09:51:47 +0000 (-0700)
Subject: [PATCH] uml: __user annotation in arch_prctl
X-Git-Tag: MMI-PSA29.97-13-9~49560
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ca34fb1a8786af43457ec4f1bfc101a66d1160e0;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

[PATCH] uml: __user annotation in arch_prctl

From: Al Viro <viro@zeniv.linux.org.uk>

fix uml/amd64 prctl()

put_user() there should go to (long __user *)addr, not &addr

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/arch/um/sys-x86_64/syscalls.c b/arch/um/sys-x86_64/syscalls.c
index 6acee5c4ada6..6fce9f45dfdc 100644
--- a/arch/um/sys-x86_64/syscalls.c
+++ b/arch/um/sys-x86_64/syscalls.c
@@ -45,7 +45,7 @@ static long arch_prctl_tt(int code, unsigned long addr)
 	case ARCH_GET_GS:
 		ret = arch_prctl(code, (unsigned long) &tmp);
 		if(!ret)
-			ret = put_user(tmp, &addr);
+			ret = put_user(tmp, (long __user *)addr);
 		break;
 	default:
 		ret = -EINVAL;