diff options
| author | Thiemo Seufer <ths@networkno.de> | 2006-08-13 03:53:29 +0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-10-19 20:55:13 +0400 |
| commit | 53571ce47010562f5e67782ea00206f379a5cd65 (patch) | |
| tree | d4d7fab63eeaa41b92df4624cf20f213d39f7aa7 /arch | |
| parent | 36d98e79b798fb27e38b9be4f36c5a96025f9281 (diff) | |
| download | linux-53571ce47010562f5e67782ea00206f379a5cd65.tar.xz | |
[MIPS] Fix O32 personality(2) call with 0xffffffff argument.
A sign extension bug did result in sys_personality being invoked with a
0xffffffffffffffffUL argument, so querying the current personality didn't
work.
Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/kernel/linux32.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 53f4171fc188..7a3ebbeba1f3 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -1055,7 +1055,9 @@ asmlinkage long sys32_newuname(struct new_utsname __user * name) asmlinkage int sys32_personality(unsigned long personality) { int ret; - if (current->personality == PER_LINUX32 && personality == PER_LINUX) + personality &= 0xffffffff; + if (personality(current->personality) == PER_LINUX32 && + personality == PER_LINUX) personality = PER_LINUX32; ret = sys_personality(personality); if (ret == PER_LINUX32) |