net: Update out-of-date comment
net: Update out-of-date comment

Struct inet_proto no longer exists, so update the
comment which is out of date.

Signed-off-by: Zhaowei Yuan <a7ed82d719ca8433e27cdc1b12f0bc4783ccb4d0@samsung.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs