[Xen-devel] [PATCH]xl: Check dom0 on command level when destroy domains

[Yang Hongyang <yanghy@xxxxxxxxxxxxxx>]

Check dom0 on command level when destroy domains.

Signed-off-by: Yang Hongyang<yanghy@xxxxxxxxxxxxxx> 

diff -r 0a0bdb02600b tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c  Tue May 18 22:48:00 2010 +0800
+++ b/tools/libxl/xl_cmdimpl.c  Tue May 18 22:51:16 2010 +0800
@@ -1568,6 +1568,10 @@
 {
     int rc;
     find_domain(p);
+    if (domid == 0) {
+        fprintf(stderr, "Cannot destroy privileged domain 0.\n\n");
+        exit(-1);
+    }
     rc = libxl_domain_destroy(&ctx, domid, 0);
     if (rc) { fprintf(stderr,"destroy failed (rc=%d)\n.",rc); exit(-1); }
 }

-- 
Regards
Yang Hongyang

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