diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/futex_compat.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c index 338a9b489fb..27478948b31 100644 --- a/kernel/futex_compat.c +++ b/kernel/futex_compat.c @@ -144,20 +144,21 @@ asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val, struct timespec ts; ktime_t t, *tp = NULL; int val2 = 0; + int cmd = op & FUTEX_CMD_MASK; - if (utime && (op == FUTEX_WAIT || op == FUTEX_LOCK_PI)) { + if (utime && (cmd == FUTEX_WAIT || cmd == FUTEX_LOCK_PI)) { if (get_compat_timespec(&ts, utime)) return -EFAULT; if (!timespec_valid(&ts)) return -EINVAL; t = timespec_to_ktime(ts); - if (op == FUTEX_WAIT) + if (cmd == FUTEX_WAIT) t = ktime_add(ktime_get(), t); tp = &t; } - if (op == FUTEX_REQUEUE || op == FUTEX_CMP_REQUEUE - || op == FUTEX_CMP_REQUEUE_PI) + if (cmd == FUTEX_REQUEUE || cmd == FUTEX_CMP_REQUEUE + || cmd == FUTEX_CMP_REQUEUE_PI) val2 = (int) (unsigned long) utime; return do_futex(uaddr, op, val, tp, uaddr2, val2, val3); |