generic arch_futex_atomic_op_inuser() doesn't need access_ok()

uses get_user() and put_user() for memory accesses

Signed-off-by: Al Viro <[email protected]>

diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h
index 3eab7ba912fcb288622e62fd1378b932ed7cc86c..f4c3470480c734730e90578274c445ef05c23c62 100644 (file)
--- a/include/asm-generic/futex.h
+++ b/include/asm-generic/futex.h
@@ -33,8 +33,6 @@ arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 __user *uaddr)
        int oldval, ret;
        u32 tmp;
 
-       if (!access_ok(uaddr, sizeof(u32)))
-               return -EFAULT;
        preempt_disable();
 
        ret = -EFAULT;