landlock: fs_test: fs_test.c:4524:9: error: initializer element is not a compile-time constant

[Naresh Kamboju]

While building selftests landlock following warnings / errors noticed on the
Linux next with clang-17.

Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>

Build errors:
------------
landlock/fs_test
fs_test.c:4524:9: error: initializer element is not a compile-time constant
 4524 |         .mnt = mnt_tmp,
      |                ^~~~~~~
1 error generated.

Links:
 - https://storage.tuxsuite.com/public/linaro/lkft/builds/2U69ue7AaypfY7eRU4UUygecrDx/

Steps to reproduce:
tuxmake --runtime podman --target-arch arm64 --toolchain clang-17
--kconfig https://storage.tuxsuite.com/public/linaro/lkft/builds/2U69ue7AaypfY7eRU4UUygecrDx/config
LLVM=1 LLVM_IAS=1 dtbs dtbs-legacy headers kernel kselftest modules

--
Linaro LKFT
https://lkft.linaro.org