[DCCP]: Cleanup routines for feature negotiation
This inserts the required de-allocation routines for memory allocated
by feature negotiation in the socket destructors.
Signed-off-by: Gerrit Renker <[EMAIL PROTECTED]>
---
net/dccp/dccp.h | 2 ++
net/dccp/ipv4.c | 1 +
net/dccp/ipv6.c | 1 +
net/dccp/proto.c | 1 +
4 files changed, 5 insertions(+)
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -422,6 +422,8 @@ static inline int dccp_ack_pending(const
inet_csk_ack_scheduled(sk);
}
+extern void dccp_feat_list_purge(struct list_head *fn_list);
+
extern int dccp_insert_options(struct sock *sk, struct sk_buff *skb);
extern int dccp_insert_options_rsk(struct dccp_request_sock*, struct sk_buff*);
extern int dccp_insert_option_elapsed_time(struct sock *sk,
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -553,6 +553,7 @@ static void dccp_v4_reqsk_destructor(str
{
struct dccp_request_sock *dreq = dccp_rsk(req);
+ dccp_feat_list_purge(&dreq->dreq_featneg);
if (dreq->dreq_tstamp != NULL)
kfree(dreq->dreq_tstamp);
kfree(inet_rsk(req)->opt);
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -297,6 +297,7 @@ static void dccp_v6_reqsk_destructor(str
{
struct dccp_request_sock *dreq = dccp_rsk(req);
+ dccp_feat_list_purge(&dreq->dreq_featneg);
if (dreq->dreq_tstamp != NULL)
kfree(dreq->dreq_tstamp);
if (inet6_rsk(req)->pktopts != NULL)
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -270,6 +270,7 @@ int dccp_destroy_sock(struct sock *sk)
/* clean up feature negotiation state */
dccp_feat_clean(dmsk);
+ dccp_feat_list_purge(&dp->dccps_featneg);
return 0;
}
-
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