send-email: use Perl idioms in while loop

diff --git a/t/t7403-submodule-sync.sh b/t/t7403-submodule-sync.sh
index 3033c4a22d0be9b2f24154bbd41d20a3f8419ba5..02522f9627eea8166b2d4709ef3519b23c8dd3d5 100755 (executable)
--- a/t/t7403-submodule-sync.sh
+++ b/t/t7403-submodule-sync.sh
@@ -14,7 +14,7 @@ test_expect_success setup '
        echo file > file &&
        git add file &&
        test_tick &&
-       git commit -m upstream
+       git commit -m upstream &&
        git clone . super &&
        git clone super submodule &&
        (cd super &&
@@ -42,7 +42,7 @@ test_expect_success 'change submodule url' '
        ) &&
        mv submodule moved-submodule &&
        (cd super &&
-        git config -f .gitmodules submodule.submodule.url ../moved-submodule
+        git config -f .gitmodules submodule.submodule.url ../moved-submodule &&
         test_tick &&
         git commit -a -m moved-submodule
        )