New files:
tools/testing/selftests/net/lib/ksft_setup_loopback.sh

Modified files:
tools/testing/selftests/net/lib/Makefile

format check ignoring tools/testing/selftests/net/lib/ksft_setup_loopback.sh
git grep ksft_setup_loopback.sh -- tools/testing/selftests/net/lib/Makefile:: 0
gitignore check ignoring tools/testing/selftests/net/lib/ksft_setup_loopback.sh