builtin/pack-objects.c: use ALLOC_GROW() in check_pbase_path()

diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 36273dd6f0ebf3eab1062a0e24b9aa0c1834ce02..b53bb5b25ccc6d5bb84e75a601f7fdadcba870ba 100644 (file)
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -737,8 +737,6 @@ static void write_pack_file(void)
                        f = create_tmp_packfile(&pack_tmp_name);
 
                offset = write_pack_header(f, nr_remaining);
-               if (!offset)
-                       die_errno("unable to write pack header");
                nr_written = 0;
                for (; i < nr_objects; i++) {
                        struct object_entry *e = write_order[i];
@@ -1158,12 +1156,9 @@ static int check_pbase_path(unsigned hash)
        if (0 <= pos)
                return 1;
        pos = -pos - 1;
-       if (done_pbase_paths_alloc <= done_pbase_paths_num) {
-               done_pbase_paths_alloc = alloc_nr(done_pbase_paths_alloc);
-               done_pbase_paths = xrealloc(done_pbase_paths,
-                                           done_pbase_paths_alloc *
-                                           sizeof(unsigned));
-       }
+       ALLOC_GROW(done_pbase_paths,
+                  done_pbase_paths_num + 1,
+                  done_pbase_paths_alloc);
        done_pbase_paths_num++;
        if (pos < done_pbase_paths_num)
                memmove(done_pbase_paths + pos + 1,
@@ -2032,7 +2027,7 @@ static int add_ref_tag(const char *path, const unsigned char *sha1, int flag, vo
 {
        unsigned char peeled[20];
 
-       if (!prefixcmp(path, "refs/tags/") && /* is a tag? */
+       if (starts_with(path, "refs/tags/") && /* is a tag? */
            !peel_ref(path, peeled)        && /* peelable? */
            locate_object_entry(peeled))      /* object packed? */
                add_object_entry(sha1, OBJ_TAG, NULL, 0);