git_config_set: reuse empty sections

diff --git a/ref-filter.c b/ref-filter.c
index 3f9161707e66be86eabaf7347da23a2450ffdd9f..f9e25aea7a97e18b5723c8fa379da859d6dc9fcf 100644 (file)
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -1995,8 +1995,7 @@ static void do_merge_filter(struct ref_filter_cbdata *ref_cbdata)
                        free_array_item(item);
        }
 
-       for (i = 0; i < old_nr; i++)
-               clear_commit_marks(to_clear[i], ALL_REV_FLAGS);
+       clear_commit_marks_many(old_nr, to_clear, ALL_REV_FLAGS);
        clear_commit_marks(filter->merge_commit, ALL_REV_FLAGS);
        free(to_clear);
 }