The function align() which is defined in msg.c is redundant, replace it
with ALIGN() and introduce a BUF_ALIGN().
Signed-off-by: NMenglong Dong <dong.menglong@zte.com.cn>
Acked-by: NJon Maloy <jmaloy@redhat.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>