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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-11-14 18:18:09 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-11-14 18:18:55 +0100 |
| commit | d2f019fe40e8fecd822f87bc759f74925a5c31d6 (patch) | |
| tree | cf1cfbe33e7269da1f735ced528db02ab8f07f04 /arch | |
| parent | a9cffb227d59db526286cc9f84bf258e68a97470 (diff) | |
| download | linux-d2f019fe40e8fecd822f87bc759f74925a5c31d6.tar.bz2 | |
[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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/kernel/sys_s390.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c index 5fdb799062b7..4fe952e557ac 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; } |