From c827d7f39f7a184ed73e435237bbba54d4272bc1 Mon Sep 17 00:00:00 2001
From: Matthew Daley <mattjd@gmail.com>
Date: Sun, 29 Sep 2013 14:35:02 +1300
Subject: libxc: only munmap when something has actually been mapped in
 change_pte

Coverity-ID: 1055269
signed-off-by: Matthew Daley <mattjd@gmail.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
---
 tools/libxc/xc_offline_page.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'tools/libxc')

diff --git a/tools/libxc/xc_offline_page.c b/tools/libxc/xc_offline_page.c
index fbb53f5f0f..8195efb952 100644
--- a/tools/libxc/xc_offline_page.c
+++ b/tools/libxc/xc_offline_page.c
@@ -317,10 +317,10 @@ static int change_pte(xc_interface *xch, int domid,
                     goto failed;
                 }
             }
-        }
 
-        munmap(content, PAGE_SIZE);
-        content = NULL;
+            munmap(content, PAGE_SIZE);
+            content = NULL;
+        }
     }
 
     if ( xc_flush_mmu_updates(xch, mmu) )
-- 
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