UPSTREAM mm: memcg: enable memcg OOM killer only for user faults
[linux-3.10.git] / mm / process_vm_access.c
index 926b466..fd26d04 100644 (file)
@@ -429,12 +429,6 @@ compat_process_vm_rw(compat_pid_t pid,
        if (flags != 0)
                return -EINVAL;
 
-       if (!access_ok(VERIFY_READ, lvec, liovcnt * sizeof(*lvec)))
-               goto out;
-
-       if (!access_ok(VERIFY_READ, rvec, riovcnt * sizeof(*rvec)))
-               goto out;
-
        if (vm_write)
                rc = compat_rw_copy_check_uvector(WRITE, lvec, liovcnt,
                                                  UIO_FASTIOV, iovstack_l,
@@ -459,8 +453,6 @@ free_iovecs:
                kfree(iov_r);
        if (iov_l != iovstack_l)
                kfree(iov_l);
-
-out:
        return rc;
 }