From 8d7245441a473bc1f73005fd378d4a925870cce6 Mon Sep 17 00:00:00 2001
From: Jiri Denemark <jdenemar@redhat.com>
Date: Tue, 26 Feb 2019 08:33:08 +0100
Subject: [PATCH] cpu_x86: Make sure CPU model names are unique in cpu_map
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Having multiple CPU model definitions with the same name could result in
unexpected behavior.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
 src/cpu/cpu_x86.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
index c54b09396f..4dd10fb561 100644
--- a/src/cpu/cpu_x86.c
+++ b/src/cpu/cpu_x86.c
@@ -1293,9 +1293,15 @@ x86ModelParse(xmlXPathContextPtr ctxt,
               void *data)
 {
     virCPUx86MapPtr map = data;
-    virCPUx86ModelPtr model;
+    virCPUx86ModelPtr model = NULL;
     int ret = -1;
 
+    if (x86ModelFind(map, name)) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       _("Multiple definitions of CPU model '%s'"), name);
+        goto cleanup;
+    }
+
     if (!(model = x86ModelNew()))
         goto cleanup;
 
-- 
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