submodule: submodule_move_head omits old argument in forced case

diff --git a/builtin/pull.c b/builtin/pull.c
index a28f0ffadd13dfc207785b61425b35964cb43365..511dbbe0f6e25d8f0e8c6ce511cc0ff734adc9bc 100644 (file)
--- a/builtin/pull.c
+++ b/builtin/pull.c
@@ -113,6 +113,8 @@ static char *opt_depth;
 static char *opt_unshallow;
 static char *opt_update_shallow;
 static char *opt_refmap;
+static char *opt_ipv4;
+static char *opt_ipv6;
 
 static struct option pull_options[] = {
        /* Shared options */
@@ -218,6 +220,12 @@ static struct option pull_options[] = {
        OPT_PASSTHRU(0, "refmap", &opt_refmap, N_("refmap"),
                N_("specify fetch refmap"),
                PARSE_OPT_NONEG),
+       OPT_PASSTHRU('4',  "ipv4", &opt_ipv4, NULL,
+               N_("use IPv4 addresses only"),
+               PARSE_OPT_NOARG),
+       OPT_PASSTHRU('6',  "ipv6", &opt_ipv6, NULL,
+               N_("use IPv6 addresses only"),
+               PARSE_OPT_NOARG),
 
        OPT_END()
 };
@@ -522,6 +530,10 @@ static int run_fetch(const char *repo, const char **refspecs)
                argv_array_push(&args, opt_update_shallow);
        if (opt_refmap)
                argv_array_push(&args, opt_refmap);
+       if (opt_ipv4)
+               argv_array_push(&args, opt_ipv4);
+       if (opt_ipv6)
+               argv_array_push(&args, opt_ipv6);
 
        if (repo) {
                argv_array_push(&args, repo);
@@ -545,7 +557,7 @@ static int pull_into_void(const struct object_id *merge_head,
         * index/worktree changes that the user already made on the unborn
         * branch.
         */
-       if (checkout_fast_forward(&empty_tree_oid, merge_head, 0))
+       if (checkout_fast_forward(the_hash_algo->empty_tree, merge_head, 0))
                return 1;
 
        if (update_ref("initial pull", "HEAD", merge_head, curr_head, 0, UPDATE_REFS_DIE_ON_ERR))
@@ -751,12 +763,15 @@ static int get_octopus_merge_base(struct object_id *merge_base,
        if (!is_null_oid(fork_point))
                commit_list_insert(lookup_commit_reference(fork_point), &revs);
 
-       result = reduce_heads(get_octopus_merge_bases(revs));
+       result = get_octopus_merge_bases(revs);
        free_commit_list(revs);
+       reduce_heads_replace(&result);
+
        if (!result)
                return 1;
 
        oidcpy(merge_base, &result->item->object.oid);
+       free_commit_list(result);
        return 0;
 }