camera: camera3_test: fix segfault with metadata vendor ops

BUG=b:149891235
TEST=tast run sparky360 camera.HAL3Device

Change-Id: Ibc16354f7ecd7bd020e5e18450957e6165df1bd4
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform2/+/2069978
Reviewed-by: Shik Chen <shik@chromium.org>
Tested-by: Hung-yu Wu <hywu@chromium.org>
Commit-Queue: Shik Chen <shik@chromium.org>
(cherry picked from commit e13a5f16d39711cbb8ce36552332a18d652d53b9)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform2/+/2075320
Reviewed-by: Hung-yu Wu <hywu@chromium.org>
Commit-Queue: Hung-yu Wu <hywu@chromium.org>
diff --git a/camera/camera3_test/camera3_module_test.cc b/camera/camera3_test/camera3_module_test.cc
index 7684a9f..99f2b42 100644
--- a/camera/camera3_test/camera3_module_test.cc
+++ b/camera/camera3_test/camera3_module_test.cc
@@ -226,7 +226,7 @@
   }();
 
   if (cam_module->get_vendor_tag_ops) {
-    vendor_tag_ops ops = {};
+    static vendor_tag_ops ops = {};
     cam_module->get_vendor_tag_ops(&ops);
     ASSERT_EQ(0, set_camera_metadata_vendor_ops(&ops))
         << "Failed to set camera metadata vendor ops";