Messages in this thread Patch in this message | | | Date | Sun, 22 Oct 2023 12:20:23 -0400 | From | Oliver Crumrine <> | Subject | [PATCH net-next 04/17] Allocate and free cork in inet6_sk. |
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Allocate both the inet6_cork and inet_cork_full here, and free the inet6_cork. (The inet_cork_full is freed in inet_release called at the last line of inet6_release)
Signed-off-by: Oliver Crumrine <ozlinuxc@gmail.com> --- net/ipv6/af_inet6.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index 368824fe9719..33e92826361f 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -221,6 +221,7 @@ static int inet6_create(struct net *net, struct socket *sock, int protocol, np->mc_all = 1; np->pmtudisc = IPV6_PMTUDISC_WANT; np->repflow = net->ipv6.sysctl.flowlabel_reflect & FLOWLABEL_REFLECT_ESTABLISHED; + np->cork = kzalloc(sizeof(struct inet6_cork), GFP_KERNEL); sk->sk_ipv6only = net->ipv6.sysctl.bindv6only; sk->sk_txrehash = READ_ONCE(net->core.sysctl_txrehash); @@ -234,6 +235,7 @@ static int inet6_create(struct net *net, struct socket *sock, int protocol, inet->mc_index = 0; RCU_INIT_POINTER(inet->mc_list, NULL); inet->rcv_tos = 0; + inet->cork = kzalloc(sizeof(struct inet_cork_full), GFP_KERNEL); if (READ_ONCE(net->ipv4.sysctl_ip_no_pmtu_disc)) inet->pmtudisc = IP_PMTUDISC_DONT; @@ -481,6 +483,9 @@ int inet6_release(struct socket *sock) /* Free ac lists */ ipv6_sock_ac_close(sk); + /* Free cork */ + kfree(inet6_sk(sk)->cork); + return inet_release(sock); } EXPORT_SYMBOL(inet6_release); -- 2.42.0
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