SGX driver fails to install on Ubuntu 18.04

[oprinmarius]

Intel SGX driver fails to install:

Unpacking Intel SGX Driver ... done.
Verifying the integrity of the install package ... done.
Installing Intel SGX Driver ...
/tmp/sgx-driver-OG3SRI /opt/azure/acc
install -d /opt/intel/sgxdriver/package
install -d /opt/intel/sgxdriver/scripts
cp -r package/* /opt/intel/sgxdriver/package
install scripts/* /opt/intel/sgxdriver/scripts
/opt/azure/acc
/opt/intel/sgxdriver/package /opt/azure/acc

Kernel preparation unnecessary for this kernel.  Skipping...

Building module:
cleaning build area...
'make' sign KDIR=/lib/modules/5.0.0-1014-azure/build...(bad exit status: 2)
ERROR (dkms apport): binary package for sgx: 0.10 not found
Error! Bad return status for module build on kernel: 5.0.0-1014-azure (x86_64)
Consult /var/lib/dkms/sgx/0.10/build/make.log for more information.

/var/lib/dkms/sgx/0.10/build/make.log contents:

DKMS make.log for sgx-0.10 for kernel 5.0.0-1014-azure (x86_64)
Mon Aug 26 08:31:06 UTC 2019
make -C /lib/modules/5.0.0-1014-azure/build SUBDIRS=/var/lib/dkms/sgx/0.10/build CFLAGS_MODULE="-I/var/lib/dkms/sgx/0.10/build -I/var/lib/dkms/sgx/0.10/build/include" modules LE_ACTION=SIGN
make[1]: Entering directory '/usr/src/linux-headers-5.0.0-1014-azure'
Makefile:223: ================= WARNING ================
Makefile:224: 'SUBDIRS' will be removed after Linux 5.3
Makefile:225: Please use 'M=' or 'KBUILD_EXTMOD' instead
Makefile:226: ==========================================
  CC      /var/lib/dkms/sgx/0.10/build/le/main.o
  AS      /var/lib/dkms/sgx/0.10/build/le/entry.o
  CC      /var/lib/dkms/sgx/0.10/build/le/string.o
  LD      /var/lib/dkms/sgx/0.10/build/le/sgx_le_proxy
  AS [M]  /var/lib/dkms/sgx/0.10/build/sgx_le_proxy_piggy.o
  CC [M]  /var/lib/dkms/sgx/0.10/build/sgx_ioctl.o
  CC [M]  /var/lib/dkms/sgx/0.10/build/sgx_encl.o
/var/lib/dkms/sgx/0.10/build/sgx_encl.c: In function ‘sgx_process_add_page_req’:
/var/lib/dkms/sgx/0.10/build/sgx_encl.c:195:8: error: implicit declaration of function ‘vm_insert_pfn’; did you mean ‘vmf_insert_pfn’? [-Werror=implicit-function-declaration]
  ret = vm_insert_pfn(vma, addr, SGX_EPC_PFN(epc_page));
        ^~~~~~~~~~~~~
        vmf_insert_pfn
cc1: some warnings being treated as errors
scripts/Makefile.build:284: recipe for target '/var/lib/dkms/sgx/0.10/build/sgx_encl.o' failed
make[2]: *** [/var/lib/dkms/sgx/0.10/build/sgx_encl.o] Error 1
Makefile:1606: recipe for target '_module_/var/lib/dkms/sgx/0.10/build' failed
make[1]: *** [_module_/var/lib/dkms/sgx/0.10/build] Error 2
make[1]: Leaving directory '/usr/src/linux-headers-5.0.0-1014-azure'
Makefile:96: recipe for target 'sign' failed
make: *** [sign] Error 2

[oprinmarius]

fixed by #62