vhost: Add Error parameter to vhost_dev_init()

This allows callers to return better error messages instead of making
one up while the real error ends up on stderr. Most callers can
immediately make use of this because they already have an Error
parameter themselves. The others just keep printing the error with
error_report_err().

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210609154658.350308-2-kwolf@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2021-06-09 08:46:52 -07:00
parent bf783261f0
commit a6945f2287
11 changed files with 29 additions and 25 deletions

View file

@ -48,9 +48,9 @@ vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev,
b->dev.nvqs = nvqs;
b->dev.vqs = g_new0(struct vhost_virtqueue, nvqs);
ret = vhost_dev_init(&b->dev, &b->vhost_user, VHOST_BACKEND_TYPE_USER, 0);
ret = vhost_dev_init(&b->dev, &b->vhost_user, VHOST_BACKEND_TYPE_USER, 0,
errp);
if (ret < 0) {
error_setg_errno(errp, -ret, "vhost initialization failed");
return -1;
}