diff options
Diffstat (limited to '')
| -rw-r--r-- | kernel/futex.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index 0cf84c8664f2..7fdd2c949487 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -1723,10 +1723,9 @@ static int futex_atomic_op_inuser(unsigned int encoded_op, u32 __user *uaddr) oparg = 1 << oparg; } - if (!access_ok(uaddr, sizeof(u32))) - return -EFAULT; - + pagefault_disable(); ret = arch_futex_atomic_op_inuser(op, oparg, &oldval, uaddr); + pagefault_enable(); if (ret) return ret; |