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| author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2017-03-13 00:01:30 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-03-13 22:00:42 -0700 |
| commit | 72ef9c4125c7b257e3a714d62d778ab46583d6a3 (patch) | |
| tree | 0e9a25509b018b30792815f4a988e2c695dbf64b /net/dccp/ccids | |
| parent | b20e2d54789c6acbf6bd0efdbec2cf5fa4d90ef1 (diff) | |
| download | linux-72ef9c4125c7b257e3a714d62d778ab46583d6a3.tar.gz linux-72ef9c4125c7b257e3a714d62d778ab46583d6a3.tar.bz2 linux-72ef9c4125c7b257e3a714d62d778ab46583d6a3.zip | |
dccp: fix memory leak during tear-down of unsuccessful connection request
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp/ccids')
| -rw-r--r-- | net/dccp/ccids/ccid2.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c index f053198e730c..5e3a7302f774 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) |