chainlint: match arbitrary here-docs tags rather than hard-coded names

diff --git a/submodule.c b/submodule.c
index 939d6870ecd7cfbc62f9fa3fb867e5c7362ed9bd..0998ea2345800449c08bca12fbedd236f6b55eb6 100644 (file)
--- a/submodule.c
+++ b/submodule.c
@@ -740,12 +740,14 @@ static void collect_changed_submodules_cb(struct diff_queue_struct *q,
                else {
                        name = default_name_or_path(p->two->path);
                        /* make sure name does not collide with existing one */
-                       submodule = submodule_from_name(the_repository, commit_oid, name);
+                       if (name)
+                               submodule = submodule_from_name(the_repository,
+                                                               commit_oid, name);
                        if (submodule) {
                                warning("Submodule in commit %s at path: "
                                        "'%s' collides with a submodule named "
                                        "the same. Skipping it.",
-                                       oid_to_hex(commit_oid), name);
+                                       oid_to_hex(commit_oid), p->two->path);
                                name = NULL;
                        }
                }