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Subject[RFC PATCH v1 1/2] vsock: send SIGPIPE on write to shutdowned socket
Date
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@sberdevices.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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