Message ID | 20170312230130.5013-1-hannes@stressinduktion.org |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Hannes Frederic Sowa <hannes@stressinduktion.org> Date: Mon, 13 Mar 2017 00:01:30 +0100 > This patch fixes a memory leak, which happens if the connection request > is not fulfilled between parsing the DCCP options and handling the SYN > (because e.g. the backlog is full), because we forgot to free the > list of ack vectors. > > Reported-by: Jianwen Ji <jiji@redhat.com> > Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Applied and queued up for -stable.
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c index f053198e730c48..5e3a7302f7747e 100644 --- a/net/dccp/ccids/ccid2.c +++ b/net/dccp/ccids/ccid2.c @@ -749,6 +749,7 @@ static void ccid2_hc_tx_exit(struct sock *sk) for (i = 0; i < hc->tx_seqbufc; i++) kfree(hc->tx_seqbuf[i]); hc->tx_seqbufc = 0; + dccp_ackvec_parsed_cleanup(&hc->tx_av_chunks); } static void ccid2_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
This patch fixes a memory leak, which happens if the connection request is not fulfilled between parsing the DCCP options and handling the SYN (because e.g. the backlog is full), because we forgot to free the list of ack vectors. Reported-by: Jianwen Ji <jiji@redhat.com> Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org> --- net/dccp/ccids/ccid2.c | 1 + 1 file changed, 1 insertion(+)