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Message-ID: <20230801141727.481156-2-AVKrasnov@sberdevices.ru>
Date: Tue, 1 Aug 2023 17:17:26 +0300
From: Arseniy Krasnov <AVKrasnov@...rdevices.ru>
To: Stefan Hajnoczi <stefanha@...hat.com>,
Stefano Garzarella <sgarzare@...hat.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>,
Bobby Eshleman <bobby.eshleman@...edance.com>
CC: <kvm@...r.kernel.org>, <virtualization@...ts.linux-foundation.org>,
<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<kernel@...rdevices.ru>, <oxffffaa@...il.com>,
<avkrasnov@...rdevices.ru>,
Arseniy Krasnov <AVKrasnov@...rdevices.ru>
Subject: [RFC PATCH v1 1/2] vsock: send SIGPIPE on write to shutdowned socket
POSIX requires to send SIGPIPE on write to SOCK_STREAM socket which was
shutdowned with SHUT_WR flag or its peer was shutdowned with SHUT_RD
flag. Also we must not send SIGPIPE if MSG_NOSIGNAL flag is set.
Signed-off-by: Arseniy Krasnov <AVKrasnov@...rdevices.ru>
---
net/vmw_vsock/af_vsock.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 020cf17ab7e4..013b65241b65 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1921,6 +1921,9 @@ static int vsock_connectible_sendmsg(struct socket *sock, struct msghdr *msg,
err = total_written;
}
out:
+ if (sk->sk_type == SOCK_STREAM)
+ err = sk_stream_error(sk, msg->msg_flags, err);
+
release_sock(sk);
return err;
}
--
2.25.1
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