From: Jeff Dike <jdike@addtoit.com>
To: akpm@osdl.org
Cc: linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net,
Al Viro <viro@zeniv.linux.org.uk>
Subject: [uml-devel] [PATCH 4/6] UML - __user annotation in arch_prctl
Date: Sat, 03 Jun 2006 22:16:16 -0400 [thread overview]
Message-ID: <200606040216.k542GG9q004842@ccure.user-mode-linux.org> (raw)
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>
Index: linux-2.6.17-mm/arch/um/sys-x86_64/syscalls.c
===================================================================
--- linux-2.6.17-mm.orig/arch/um/sys-x86_64/syscalls.c 2006-05-31 12:14:58.000000000 -0400
+++ linux-2.6.17-mm/arch/um/sys-x86_64/syscalls.c 2006-06-02 18:39:09.000000000 -0400
@@ -45,7 +45,7 @@ static long arch_prctl_tt(int code, unsi
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;
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reply other threads:[~2006-06-06 2:57 UTC|newest]
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