[PATCH v2] libxc: fix leak in xc_offline_page error path

[Harmandeep Kaur <write.harmandeep@gmail.com>]

Avoid leaking the mapping of the m2p in one of the possible failure cases.

Coverity CID 1351225

Signed-off-by: Harmandeep Kaur <write.harmandeep@gmail.com>
---
v2: update commit message and changelog
---
 tools/libxc/xc_offline_page.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libxc/xc_offline_page.c b/tools/libxc/xc_offline_page.c
index bc91d51..3248a34 100644
--- a/tools/libxc/xc_offline_page.c
+++ b/tools/libxc/xc_offline_page.c
@@ -504,7 +504,7 @@ int xc_exchange_page(xc_interface *xch, int domid, xen_pfn_t mfn)
     if ( xc_map_domain_meminfo(xch, domid, &minfo) )
     {
         PERROR("Could not map domain's memory information\n");
-        return -1;
+        goto failed;
     }
 
     /* For translation macros */
-- 
2.5.0