Most other close/unmap functions are.
Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
---
CC: Ian Jackson <ian.jack...@citrix.com>
CC: Wei Liu <wei.l...@citrix.com>
CC: Paul Durrant <paul.durr...@citrix.com>
This ideally wants backporting to 4.11 to hit 4.11.1
I got an unexpected shock while trying to diagnose why GVT-g is still
broken (differently!) on staging.
---
tools/libs/foreignmemory/core.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/tools/libs/foreignmemory/core.c b/tools/libs/foreignmemory/core.c
index 63f12e2..2516fd4 100644
--- a/tools/libs/foreignmemory/core.c
+++ b/tools/libs/foreignmemory/core.c
@@ -182,7 +182,12 @@ xenforeignmemory_resource_handle
*xenforeignmemory_map_resource(
int xenforeignmemory_unmap_resource(
xenforeignmemory_handle *fmem, xenforeignmemory_resource_handle *fres)
{
- int rc = osdep_xenforeignmemory_unmap_resource(fmem, fres);
+ int rc;
+
+ if ( !fres )
+ return 0;
+
+ rc = osdep_xenforeignmemory_unmap_resource(fmem, fres);
free(fres);
return rc;
--
2.1.4
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