fix two CHECK issues by checkpatch.pl with --strict:
	No space is necessary after a cast
Signed-off-by: Peng Sun <sironhide0null@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
        if (unlikely((pin.offset | pin.len) & ~PAGE_MASK))
                return -EINVAL;
 
-       if (unlikely(((__u32) -1) - pin.offset < pin.len))
+       if (unlikely(((__u32)-1) - pin.offset < pin.len))
                return -EINVAL;
 
        if (unlikely(PAGE_ALIGN(asma->size) < pin.offset + pin.len))
                ret = -EINVAL;
                if (!asma->file) {
                        ret = 0;
-                       asma->size = (size_t) arg;
+                       asma->size = (size_t)arg;
                }
                break;
        case ASHMEM_GET_SIZE: