ipv6: sctp: implement sctp_v6_destroy_sock()

Dmitry Vyukov reported a memory leak using IPV6 SCTP sockets.

We need to call inet6_destroy_sock() to properly release
inet6 specific fields.

Reported-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2015-12-01 07:20:07 -08:00 committed by David S. Miller
parent 79aecc7216
commit 602dd62dfb

View File

@ -7379,6 +7379,13 @@ struct proto sctp_prot = {
#if IS_ENABLED(CONFIG_IPV6)
#include <net/transp_v6.h>
static void sctp_v6_destroy_sock(struct sock *sk)
{
sctp_destroy_sock(sk);
inet6_destroy_sock(sk);
}
struct proto sctpv6_prot = {
.name = "SCTPv6",
.owner = THIS_MODULE,
@ -7388,7 +7395,7 @@ struct proto sctpv6_prot = {
.accept = sctp_accept,
.ioctl = sctp_ioctl,
.init = sctp_init_sock,
.destroy = sctp_destroy_sock,
.destroy = sctp_v6_destroy_sock,
.shutdown = sctp_shutdown,
.setsockopt = sctp_setsockopt,
.getsockopt = sctp_getsockopt,