From: David Miller <davem@davemloft.net> Date: 2012-10-12 17:59:14
From: Cong Wang <redacted>
Date: Fri, 12 Oct 2012 15:06:17 +0800
It is not easy to use in4_pton() correctly without reading
its definition, so add some doc for it.
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <redacted>