ipv6: introduce ip6_rt_put()

As suggested by Eric, we could introduce a helper function
for ipv6 too, to avoid checking if rt is NULL before
dst_release().

Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Amerigo Wang
2012-10-29 00:13:19 +00:00
committed by David S. Miller
parent 6da025fa23
commit 94e187c015
11 changed files with 32 additions and 26 deletions

View File

@@ -84,7 +84,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
rt = rt6_lookup(net, addr, NULL, 0, 0);
if (rt) {
dev = rt->dst.dev;
dst_release(&rt->dst);
ip6_rt_put(rt);
} else if (ishost) {
err = -EADDRNOTAVAIL;
goto error;