From d5b687e7c25bb5cc2d516bcdbd3b093749cbd337 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 22 Feb 2016 16:28:17 +0100
Subject: [PATCH] virt: make sure we don't ignore some errors

---
 src/basic/virt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/basic/virt.c b/src/basic/virt.c
index 19b6318..7938700 100644
--- a/src/basic/virt.c
+++ b/src/basic/virt.c
@@ -201,6 +201,8 @@ static int detect_vm_xen(void) {
         r = read_one_line_file("/proc/xen/capabilities", &domcap);
         if (r == -ENOENT)
                 return VIRTUALIZATION_NONE;
+        if (r < 0)
+                return r;
 
         i = domcap;
         while ((cap = strsep(&i, ",")))
-- 
2.7.4