[PATCH 4.19 016/264] chelsio/chtls: fix socket lock

[Greg Kroah-Hartman]

From: Vinay Kumar Yadav <vinay.ya...@chelsio.com>

[ Upstream commit 0fb5f0160a36d7acaa8e84ce873af99f94b60484 ]

In chtls_sendpage() socket lock is released but not acquired,
fix it by taking lock.

Fixes: 36bedb3f2e5b ("crypto: chtls - Inline TLS record Tx")
Signed-off-by: Vinay Kumar Yadav <vinay.ya...@chelsio.com>
Signed-off-by: Jakub Kicinski <k...@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/crypto/chelsio/chtls/chtls_io.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/crypto/chelsio/chtls/chtls_io.c
+++ b/drivers/crypto/chelsio/chtls/chtls_io.c
@@ -1217,6 +1217,7 @@ int chtls_sendpage(struct sock *sk, stru
        copied = 0;
        csk = rcu_dereference_sk_user_data(sk);
        cdev = csk->cdev;
+       lock_sock(sk);
        timeo = sock_sndtimeo(sk, flags & MSG_DONTWAIT);
 
        err = sk_stream_wait_connect(sk, &timeo);