From: Keir Fraser <keir.fraser@citrix.com>
Date: Fri, 14 May 2010 06:56:43 +0000 (+0100)
Subject: xl: Check invalid domid in find_domain()
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~12164
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=102f8460cabeff2c39c677664e9669ae550a2f64;p=xen.git

xl: Check invalid domid in find_domain()

If domain id is invalid, find_domain should return error because
the specified domain does not exist.

Signed-off-by: Yang Hongyang <yanghy@cn.fujitsu.com>
---

diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index 2101ee58d0..4faf61971e 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -137,7 +137,11 @@ static void find_domain(const char *p)
         fprintf(stderr, "%s is an invalid domain identifier (rc=%d)\n", p, rc);
         exit(2);
     }
-    common_domname = was_name ? p : 0;
+    common_domname = was_name ? p : libxl_domid_to_name(&ctx, domid);
+    if (!common_domname) {
+        fprintf(stderr, "%s is an invalid domain identifier.\n", p);
+        exit(2);
+    }
 }
 
 #define LOG(_f, _a...)   dolog(__FILE__, __LINE__, __func__, _f "\n", ##_a)