chelsio/chtls: fix socket lock

[ 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.yadav@chelsio.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/crypto/chelsio/chtls/chtls_io.c b/drivers/crypto/chelsio/chtls/chtls_io.c
index 2c1f3ddb0cc79e70dfc7643c0a984e99763d3542..eaf5d98e8120c1ff66a1755929a74db48ef21575 100644 (file)
--- 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, struct page *page,
        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);