xen-hvm: Clean up xen_hvm_init() error handling

xen_hvm_init() returns -1 without cleaning up on some errors (harmless
long as the caller exit()s on error), dies with hw_error() on others.
hw_error() isn't approprate here.  Clean up to exit() on all errors.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index df2b824385..db0ae9cc91 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -121,9 +121,8 @@ static void pc_init1(MachineState *machine,
         pcms->below_4g_mem_size = machine->ram_size;
     }
 
-    if (xen_enabled() && xen_hvm_init(pcms, &ram_memory) != 0) {
-        fprintf(stderr, "xen hardware virtual machine initialisation failed\n");
-        exit(1);
+    if (xen_enabled()) {
+        xen_hvm_init(pcms, &ram_memory);
     }
 
     pc_cpus_init(pcms);