[PATCH 1/3] tests/resource: Initialise gnttab before xenforeignmemory_map_resource()

[Andrew Cooper]

It the 'addr' input to mmap(), and currently consuming stack rubble.

Coverity-ID: 1500115
Fixes: c7a7f14b9299 ("tests/resource: Extend to check that the grant frames are 
mapped correctly")
Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
---
CC: Roger Pau Monné <roger....@citrix.com>
---
 tools/tests/resource/test-resource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/tests/resource/test-resource.c 
b/tools/tests/resource/test-resource.c
index 0557f8a1b585..189353ebcb43 100644
--- a/tools/tests/resource/test-resource.c
+++ b/tools/tests/resource/test-resource.c
@@ -24,7 +24,7 @@ static void test_gnttab(uint32_t domid, unsigned int 
nr_frames,
                         unsigned long gfn)
 {
     xenforeignmemory_resource_handle *res;
-    grant_entry_v1_t *gnttab;
+    grant_entry_v1_t *gnttab = NULL;
     size_t size;
     int rc;
     uint32_t refs[nr_frames], domids[nr_frames];
-- 
2.11.0