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)