builtin/commit.c: extract ignore_non_trailer() helper function

diff --git a/t/t2101-update-index-reupdate.sh b/t/t2101-update-index-reupdate.sh
index 76ad7c344c0546603fb198a9ffb907d6142cbe84..c8bce8c2e4314aaf466019438818293102c12c9c 100755 (executable)
--- a/t/t2101-update-index-reupdate.sh
+++ b/t/t2101-update-index-reupdate.sh
@@ -51,7 +51,7 @@ test_expect_success 'update-index again' \
        echo hello world >dir1/file3 &&
        echo goodbye people >file2 &&
        git update-index --add file2 dir1/file3 &&
-       echo hello everybody >file2
+       echo hello everybody >file2 &&
        echo happy >dir1/file3 &&
        git update-index --again &&
        git ls-files -s >current &&