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ipv4: Create cleanup helper for fib_nh

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Move the fib_nh cleanup code from free_fib_info_rcu into a new helper,
fib_nh_release. Move classid accounting into fib_nh_release which is
called per fib_nh to make accounting symmetrical with fib_nh_init.
Export the helper to allow for use with nexthop objects in the
future.

Signed-off-by: David Ahern <dsahern@gmail.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern
2019-03-27 20:53:49 -07:00
committed by David S. Miller
parent e4516ef654
commit faa041a40b
2 changed files with 18 additions and 12 deletions
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include/net/ip_fib.h
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@@ -419,6 +419,7 @@ void fib_select_path(struct net *net, struct fib_result *res,
int fib_nh_init(struct net *net, struct fib_nh *fib_nh,
struct fib_config *cfg, int nh_weight,
struct netlink_ext_ack *extack);
void fib_nh_release(struct net *net, struct fib_nh *fib_nh);
/* Exported by fib_trie.c */
void fib_trie_init(void);