From: David Ahern Date: Thu, 28 Mar 2019 03:53:51 +0000 (-0700) Subject: ipv6: Create cleanup helper for fib6_nh X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=dac7d0f27075ce54017a7efdd6ae0a55352a0f80;p=openwrt%2Fstaging%2Fblogic.git ipv6: Create cleanup helper for fib6_nh Move the fib6_nh cleanup code to a new helper, fib6_nh_release. Signed-off-by: David Ahern Reviewed-by: Ido Schimmel Signed-off-by: David S. Miller --- diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index ce1f81345c8e..2d2a468b3d6d 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -447,6 +447,7 @@ static inline struct net_device *fib6_info_nh_dev(const struct fib6_info *f6i) int fib6_nh_init(struct net *net, struct fib6_nh *fib6_nh, struct fib6_config *cfg, gfp_t gfp_flags, struct netlink_ext_ack *extack); +void fib6_nh_release(struct fib6_nh *fib6_nh); static inline struct lwtunnel_state *fib6_info_nh_lwt(const struct fib6_info *f6i) diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 6613d8dbb0e5..db886085369b 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -199,10 +199,7 @@ void fib6_info_destroy_rcu(struct rcu_head *head) free_percpu(f6i->rt6i_pcpu); } - lwtstate_put(f6i->fib6_nh.nh_lwtstate); - - if (f6i->fib6_nh.nh_dev) - dev_put(f6i->fib6_nh.nh_dev); + fib6_nh_release(&f6i->fib6_nh); ip_fib_metrics_put(f6i->fib6_metrics); diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 8c5a998b28a1..5f453c79dd00 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -3025,6 +3025,14 @@ out: return err; } +void fib6_nh_release(struct fib6_nh *fib6_nh) +{ + lwtstate_put(fib6_nh->nh_lwtstate); + + if (fib6_nh->nh_dev) + dev_put(fib6_nh->nh_dev); +} + static struct fib6_info *ip6_route_info_create(struct fib6_config *cfg, gfp_t gfp_flags, struct netlink_ext_ack *extack)