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-rw-r--r--net/dccp/ccids/ccid2.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index 1c75cd1255f6..92d016e87816 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -140,6 +140,9 @@ static void ccid2_hc_tx_rto_expire(struct timer_list *t)
ccid2_pr_debug("RTO_EXPIRE\n");
+ if (sk->sk_state == DCCP_CLOSED)
+ goto out;
+
/* back-off timer */
hc->tx_rto <<= 1;
if (hc->tx_rto > DCCP_RTO_MAX)