[PATCH v3 6/8] tools/init-dom0less: Remove use of err()

[Jason Andryuk <jason.andryuk@amd.com>]

err() is fatal - print a message and exit.  We want init-dom0less to
continue on as much as possible, so replace with returning an error.

Signed-off-by: Jason Andryuk <jason.andryuk@amd.com>
---
v3:
New
---
 tools/helpers/init-dom0less.c | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/tools/helpers/init-dom0less.c b/tools/helpers/init-dom0less.c
index a4de40aeac..d08b0b1362 100644
--- a/tools/helpers/init-dom0less.c
+++ b/tools/helpers/init-dom0less.c
@@ -300,8 +300,10 @@ static int configure_xenstore(libxl_dominfo *info,
 
         rc = xc_dom_gnttab_seed(xch, info->domid, true,
                                 (xen_pfn_t)-1, *xenstore_pfn, 0, 0);
-        if (rc)
-               err(1, "xc_dom_gnttab_seed");
+        if (rc) {
+            printf("xc_dom_gnttab_seed");
+            return 1;
+        }
     }
 
     return 0;
@@ -329,18 +331,24 @@ static int init_domain(libxl_dominfo *info)
     xc_domain_sethandle(xch, info->domid, libxl_uuid_bytearray(&uuid));
 
     rc = gen_stub_json_config(info->domid, &uuid);
-    if (rc)
-        err(1, "gen_stub_json_config");
+    if (rc) {
+        printf("gen_stub_json_config");
+        return 1;
+    }
 
     rc = create_xenstore(info, uuid, xenstore_pfn, xenstore_evtchn);
-    if (rc)
-        err(1, "writing to xenstore");
+    if (rc) {
+        printf("writing to xenstore");
+        return 1;
+    }
 
     if (!introduced) {
         rc = xs_introduce_domain(xsh, info->domid, xenstore_pfn,
                                  xenstore_evtchn);
-        if (!rc)
-            err(1, "xs_introduce_domain");
+        if (!rc) {
+            printf("xs_introduce_domain");
+            return 1;
+        }
     }
 
     return 0;
-- 
2.50.1