From: Olaf Hering <olaf@aepfle.de>
Date: Wed, 18 Mar 2020 16:51:51 +0000 (+0100)
Subject: libxl: Fix xl shutdown for HVM without PV drivers
X-Git-Tag: archive/raspbian/4.14.0+80-gd101b417b7-1+rpi1^2~63^2~516
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=60d6ba1916dce0622a53b00dbae3c01d0761057e;p=xen.git

libxl: Fix xl shutdown for HVM without PV drivers

A return value of zero means no PV drivers. Restore a hunk which was removed.

Fixes commit b183e180bce93037d3ef385a8c2338bbfb7f23d9

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Acked-by: Wei Liu <wl@xen.org>
---

diff --git a/tools/libxl/libxl_domain.c b/tools/libxl/libxl_domain.c
index 41d08394f3..fef2cd4e13 100644
--- a/tools/libxl/libxl_domain.c
+++ b/tools/libxl/libxl_domain.c
@@ -774,6 +774,9 @@ int libxl__domain_pvcontrol(libxl__egc *egc, libxl__xswait_state *pvcontrol,
     if (rc < 0)
         return rc;
 
+    if (!rc)
+        return ERROR_NOPARAVIRT;
+
     shutdown_path = libxl__domain_pvcontrol_xspath(gc, domid);
     if (!shutdown_path)
         return ERROR_FAIL;