From d2f019fe40e8fecd822f87bc759f74925a5c31d6 Mon Sep 17 00:00:00 2001
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
Date: Fri, 14 Nov 2008 18:18:09 +0100
Subject: [PATCH] [S390] fix s390x_newuname
The uname system call for 64 bit compares current->personality without
masking the upper 16 bits. If e.g. READ_IMPLIES_EXEC is set the result
of a uname system call will always be s390x even if the process uses
the s390 personality.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
arch/s390/kernel/sys_s390.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c
index 5fdb799062b7a..4fe952e557ac3 100644
--- a/arch/s390/kernel/sys_s390.c
+++ b/arch/s390/kernel/sys_s390.c
@@ -198,7 +198,7 @@ asmlinkage long s390x_newuname(struct new_utsname __user *name)
{
int ret = sys_newuname(name);
- if (current->personality == PER_LINUX32 && !ret) {
+ if (personality(current->personality) == PER_LINUX32 && !ret) {
ret = copy_to_user(name->machine, "s390\0\0\0\0", 8);
if (ret) ret = -EFAULT;
}
--
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