netfilter: conntrack: __nf_ct_l4proto_find() always returns valid pointer

Remove unnecessary check for non-nul pointer in destroy_conntrack()
given that __nf_ct_l4proto_find() returns the generic protocol tracker
if the protocol is not supported.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2016-05-01 00:34:37 +02:00
parent 3e86638e9a
commit 4b4ceb9dbf

View file

@ -363,7 +363,7 @@ destroy_conntrack(struct nf_conntrack *nfct)
}
rcu_read_lock();
l4proto = __nf_ct_l4proto_find(nf_ct_l3num(ct), nf_ct_protonum(ct));
if (l4proto && l4proto->destroy)
if (l4proto->destroy)
l4proto->destroy(ct);
rcu_read_unlock();