dccp: Cleanup routines for feature negotiation
This inserts the required de-allocation routines for memory allocated
by feature negotiation in the socket destructors, replacing
dccp_feat_clean() in one instance.
Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Acked-by: Ian McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index cbf522d..528baa2 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -545,6 +545,7 @@
static void dccp_v4_reqsk_destructor(struct request_sock *req)
{
+ dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
kfree(inet_rsk(req)->opt);
}
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 4e172cc..4aa1148 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -304,6 +304,7 @@
static void dccp_v6_reqsk_destructor(struct request_sock *req)
{
+ dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
if (inet6_rsk(req)->pktopts != NULL)
kfree_skb(inet6_rsk(req)->pktopts);
}
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 1cdf4ae..dafcefd 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -268,7 +268,7 @@
dp->dccps_hc_rx_ccid = dp->dccps_hc_tx_ccid = NULL;
/* clean up feature negotiation state */
- dccp_feat_clean(dmsk);
+ dccp_feat_list_purge(&dp->dccps_featneg);
}
EXPORT_SYMBOL_GPL(dccp_destroy_sock);