Virtualization - Dec 2022 - [RFC PATCH v5 1/4] vsock: return errors other than -ENOMEM to socket

On Tue, Dec 20, 2022 at 07:18:48AM +0000, Arseniy Krasnov
wrote:
>This removes behaviour, where error code returned from any transport
>was always switched to ENOMEM. For example when user tries to send too
>big message via SEQPACKET socket, transport layers return EMSGSIZE, but
>this error code was always replaced with ENOMEM and returned to user.
>
>Signed-off-by: Bobby Eshleman <bobby.eshleman at bytedance.com>
>Signed-off-by: Arseniy Krasnov <AVKrasnov at sberdevices.ru>
>---
> net/vmw_vsock/af_vsock.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
Reviewed-by: Stefano Garzarella <sgarzare at redhat.com>
>
>diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
>index d593d5b6d4b1..19aea7cba26e 100644
>--- a/net/vmw_vsock/af_vsock.c
>+++ b/net/vmw_vsock/af_vsock.c
>@@ -1861,8 +1861,9 @@ static int vsock_connectible_sendmsg(struct socket
*sock, struct msghdr *msg,
> 			written = transport->stream_enqueue(vsk,
> 					msg, len - total_written);
> 		}
>+
> 		if (written < 0) {
>-			err = -ENOMEM;
>+			err = written;
> 			goto out_err;
> 		}
>
>-- 
>2.25.1