virt: vbox: Log an error when we fail to get the host version

This was the only error path during probe without a message being logged
about what went wrong, this fixes this.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/virt/vboxguest/vboxguest_core.c b/drivers/virt/vboxguest/vboxguest_core.c
index 7411a535fda29e672e80cf48d1b6638b699783ce..2f3856a95856be43bcbfc6a4c3865f7099045368 100644 (file)
--- a/drivers/virt/vboxguest/vboxguest_core.c
+++ b/drivers/virt/vboxguest/vboxguest_core.c
@@ -727,8 +727,10 @@ static int vbg_query_host_version(struct vbg_dev *gdev)
 
        rc = vbg_req_perform(gdev, req);
        ret = vbg_status_code_to_errno(rc);
-       if (ret)
+       if (ret) {
+               vbg_err("%s error: %d\n", __func__, rc);
                goto out;
+       }
 
        snprintf(gdev->host_version, sizeof(gdev->host_version), "%u.%u.%ur%u",
                 req->major, req->minor, req->build, req->revision);