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-rw-r--r--hw/xenpv/xen_domainbuild.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/hw/xenpv/xen_domainbuild.c b/hw/xenpv/xen_domainbuild.c
index ac0e5ac9f0..f9be029b0e 100644
--- a/hw/xenpv/xen_domainbuild.c
+++ b/hw/xenpv/xen_domainbuild.c
@@ -174,12 +174,15 @@ static int xen_domain_watcher(void)
     for (i = 3; i < n; i++) {
         if (i == fd[0])
             continue;
-        if (i == xc_fd(xen_xc)) {
-            continue;
-        }
         close(i);
     }
 
+    /*
+     * Reopen xc interface, since the original is unsafe after fork
+     * and was closed above.
+     */
+    xen_xc = xc_interface_open(0, 0, 0);
+
     /* ignore term signals */
     signal(SIGINT,  SIG_IGN);
     signal(SIGTERM, SIG_IGN);