wifi/iwd: fix compiler warning about uninitialized variable with cleanup attribute

Must always initialize cleanup variable, to be able to build with
"-fexceptions".

    make[2]: Entering directory './contrib/fedora/rpm/NetworkManager.20180124-060444.C5tHCi/BUILD/NetworkManager-1.11.1'
      CC       src/devices/wifi/src_devices_wifi_libnm_device_plugin_wifi_la-nm-device-iwd.lo
    In file included from ./shared/nm-utils/nm-glib.h:27:0,
                     from ./shared/nm-utils/nm-macros-internal.h:60,
                     from ./shared/nm-default.h:257,
                     from src/devices/wifi/nm-device-iwd.c:21:
    src/devices/wifi/nm-device-iwd.c: In function ‘deactivate_async_finish’:
    ./shared/nm-utils/gsystem-local-alloc.h:37:8: error: ‘variant’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
         if (*(Type*)v) \
            ^
    src/devices/wifi/nm-device-iwd.c:405:29: note: ‘variant’ was declared here
      gs_unref_variant GVariant *variant;
                                 ^~~~~~~

Fixes: d0c1e1a62a7140c4d5550053b0a4fe76b984b0ae

0 files changed, 0 insertions, 0 deletions