net: ipv4: refactor key and length checks
authorDavid Ahern <dsahern@gmail.com>
Sat, 27 May 2017 22:19:25 +0000 (16:19 -0600)
committerDavid S. Miller <davem@davemloft.net>
Tue, 30 May 2017 15:55:31 +0000 (11:55 -0400)
commitba277e8e05dbd4aa13f74f859e276d5d54467eab
tree6088f00fefb073abbc271ca759a29621617469e4
parentf1bd4daead9a4df48d1bb2821cff3a40da543b5b
net: ipv4: refactor key and length checks

fib_table_insert and fib_table_delete have the same checks on the prefix
and length. Refactor into a helper. Avoids duplicate extack messages in
the next patch.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/fib_trie.c