From: Andrew Cooper <andrew.cooper3@citrix.com>
Date: Fri, 30 Sep 2016 10:01:03 +0000 (+0100)
Subject: tools/libxc: Don't leak foreign mappings when loading modules
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~240
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=2cb3a419324f763b3856e49798603de208af0800;p=xen.git

tools/libxc: Don't leak foreign mappings when loading modules

Spotted by Coverity

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>
---

diff --git a/tools/libxc/xc_dom_core.c b/tools/libxc/xc_dom_core.c
index 5326d36f5f..e177667e93 100644
--- a/tools/libxc/xc_dom_core.c
+++ b/tools/libxc/xc_dom_core.c
@@ -1119,6 +1119,7 @@ static int xc_dom_load_acpi(struct xc_dom_image *dom)
         }
 
         memcpy(ptr, dom->acpi_modules[i].data, dom->acpi_modules[i].length);
+        munmap(ptr, XC_PAGE_SIZE * num_pages);
 
         free(extents);
         i++;