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ipv6: icmp: use icmpv6_sk_exit()

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Simply use icmpv6_sk_exit() when inet_ctl_sock_create() fail
in icmpv6_sk_init().

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kefeng Wang 2019-02-23 15:28:27 +08:00 committed by David S. Miller
parent e9128c14bf
commit 3232a1ef0f
1 changed files with 11 additions and 14 deletions
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25
net/ipv6/icmp.c
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@ -953,10 +953,19 @@ void icmpv6_flow_init(struct sock *sk, struct flowi6 *fl6,
security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
}
static void __net_exit icmpv6_sk_exit(struct net *net)
{
int i;
for_each_possible_cpu(i)
inet_ctl_sock_destroy(net->ipv6.icmp_sk[i]);
kfree(net->ipv6.icmp_sk);
}
static int __net_init icmpv6_sk_init(struct net *net)
{
struct sock *sk;
int err, i, j;
int err, i;
net->ipv6.icmp_sk =
kcalloc(nr_cpu_ids, sizeof(struct sock *), GFP_KERNEL);
@ -982,22 +991,10 @@ static int __net_init icmpv6_sk_init(struct net *net)
return 0;
fail:
for (j = 0; j < i; j++)
inet_ctl_sock_destroy(net->ipv6.icmp_sk[j]);
kfree(net->ipv6.icmp_sk);
icmpv6_sk_exit(net);
return err;
}
static void __net_exit icmpv6_sk_exit(struct net *net)
{
int i;
for_each_possible_cpu(i) {
inet_ctl_sock_destroy(net->ipv6.icmp_sk[i]);
}
kfree(net->ipv6.icmp_sk);
}
static struct pernet_operations icmpv6_sk_ops = {
.init = icmpv6_sk_init,
.exit = icmpv6_sk_exit,