tests: kill backgrounded processes more robustly

diff --git a/t/t2017-checkout-orphan.sh b/t/t2017-checkout-orphan.sh
index 2d2f63f22ee59d8dc24dafaa5224928ad62dea0c..0e3b8582f2a3edebb0d9eea7fcebaa88f305fd73 100755 (executable)
--- a/t/t2017-checkout-orphan.sh
+++ b/t/t2017-checkout-orphan.sh
@@ -14,7 +14,7 @@ TEST_FILE=foo
 test_expect_success 'Setup' '
        echo "Initial" >"$TEST_FILE" &&
        git add "$TEST_FILE" &&
-       git commit -m "First Commit"
+       git commit -m "First Commit" &&
        test_tick &&
        echo "State 1" >>"$TEST_FILE" &&
        git add "$TEST_FILE" &&