[PATCH net] chelsio/chtls: fix panic during unload reload chtls

[Vinay Kumar Yadav]

there is kernel panic in inet_twsk_free() while chtls
module unload when socket is in TIME_WAIT state because
sk_prot_creator was not preserved on connection socket.

Fixes: cc35c88ae4db ("crypto : chtls - CPL handler definition")
Signed-off-by: Udai Sharma <udai.sha...@chelsio.com>
Signed-off-by: Vinay Kumar Yadav <vinay.ya...@chelsio.com>
---
 drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c 
b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
index 96d561653496..50e3a70e5a29 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
@@ -1206,6 +1206,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
        sk_setup_caps(newsk, dst);
        ctx = tls_get_ctx(lsk);
        newsk->sk_destruct = ctx->sk_destruct;
+       newsk->sk_prot_creator = lsk->sk_prot_creator;
        csk->sk = newsk;
        csk->passive_reap_next = oreq;
        csk->tx_chan = cxgb4_port_chan(ndev);
-- 
2.18.1