builtin/submodule--helper: factor out submodule updating

diff --git a/pack-write.c b/pack-write.c
index d775c7406dd5a869a1ce4d28f6ef872e08476b77..a9d46bc03f63b27ff85cceecb763d4e39f47898f 100644 (file)
--- a/pack-write.c
+++ b/pack-write.c
@@ -170,8 +170,9 @@ const char *write_idx_file(const char *index_name, struct pack_idx_entry **objec
        }
 
        hashwrite(f, sha1, the_hash_algo->rawsz);
-       hashclose(f, NULL, ((opts->flags & WRITE_IDX_VERIFY)
-                           ? CSUM_CLOSE : CSUM_FSYNC));
+       finalize_hashfile(f, NULL, CSUM_HASH_IN_STREAM | CSUM_CLOSE |
+                                   ((opts->flags & WRITE_IDX_VERIFY)
+                                   ? 0 : CSUM_FSYNC));
        return index_name;
 }