unpack-trees: pass checkout state explicitly to check_updates()

diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index b09632e468e6b64e0329a685e0f3ba7517884c5c..e79790f0bdc9f19cb9d9773d1a9bdb10044bbb8d 100644 (file)
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -444,8 +444,7 @@ static int module_name(int argc, const char **argv, const char *prefix)
 static int clone_submodule(const char *path, const char *gitdir, const char *url,
                           const char *depth, const char *reference, int quiet)
 {
-       struct child_process cp;
-       child_process_init(&cp);
+       struct child_process cp = CHILD_PROCESS_INIT;
 
        argv_array_push(&cp.args, "clone");
        argv_array_push(&cp.args, "--no-checkout");
@@ -748,8 +747,12 @@ static int update_clone_get_next_task(struct child_process *child,
        if (index < suc->failed_clones_nr) {
                int *p;
                ce = suc->failed_clones[index];
-               if (!prepare_to_clone_next_submodule(ce, child, suc, err))
-                       die("BUG: ce was a submodule before?");
+               if (!prepare_to_clone_next_submodule(ce, child, suc, err)) {
+                       suc->current ++;
+                       strbuf_addf(err, "BUG: submodule considered for cloning,"
+                                   "doesn't need cloning any more?\n");
+                       return 0;
+               }
                p = xmalloc(sizeof(*p));
                *p = suc->current;
                *idx_task_cb = p;