Comment 0 for bug 1990800

Issue found on B-ibm-5.4.0-1034.38~18.04.1

This is a new test case from bug 1988809

Test failed with:
 Running 'make run_tests -C net TEST_PROGS=fib_nexthop_nongw.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
 make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/net'
 make --no-builtin-rules ARCH=x86 -C ../../../.. headers_install
 make[1]: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux'
   INSTALL ./usr/include
 make[1]: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux'
 TAP version 13
 1..1
 # selftests: net: fib_nexthop_nongw.sh
 # Object "nexthop" is unknown, try "ip help".
 # Error: either "to" is duplicate, or "nhid" is a garbage.
 # TEST: nexthop: get route with nexthop without gw [FAIL]
 # TEST: nexthop: ping through nexthop without gw [FAIL]
 not ok 1 selftests: net: fib_nexthop_nongw.sh # exit=1