fwts builds on non-rc 5.4 kernels. I believe the issue you are seeing is an issue with the kernel header file and not the fwts dkms module, so this is not fixable.
fwts builds on non-rc 5.4 kernels. I believe the issue you are seeing is an issue with the kernel header file and not the fwts dkms module, so this is not fixable.