diff options
Diffstat (limited to 'kernel/futex_compat.c')
| -rw-r--r-- | kernel/futex_compat.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c index 54274fc85321..1ab6a0ea3d14 100644 --- a/kernel/futex_compat.c +++ b/kernel/futex_compat.c @@ -129,9 +129,11 @@ asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val, unsigned long timeout = MAX_SCHEDULE_TIMEOUT; int val2 = 0; - if ((op == FUTEX_WAIT) && utime) { + if (utime && (op == FUTEX_WAIT)) { if (get_compat_timespec(&t, utime)) return -EFAULT; + if (!timespec_valid(&t)) + return -EINVAL; timeout = timespec_to_jiffies(&t) + 1; } if (op >= FUTEX_REQUEUE) |