[PATCH] selftests: kselftest_deps: fix l5_test() empty variable

In the function l5_test(), variable $tests is empty when there is no .mk file in the subsystem to be tested. It causes the following grep operation stuck. This fix check the variable $tests, return when it is empty. Signed-off-by: Lu Dai --- tools/testing/selftests/kselftest_deps.sh | 1 + 1

[PATCH] selftests: fix dependency checker script

grep|cut pipe will hang when there is no input for grep Signed-off-by: Lu Dai --- tools/testing/selftests/kselftest_deps.sh | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/kselftest_deps.sh b/tools/testing/selftests/kselftest_deps.sh index de59cc8f03c3..487e49fdf2a6