use absolute_pathdup()

Apply the semantic patch for converting callers that duplicate the
result of absolute_path() to call absolute_pathdup() instead, which
avoids an extra string copy to a static buffer.
Signed-off-by: NRene Scharfe <l.s.r@web.de>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

builtin/clone.c

@@ -161,7 +161,7 @@ static char *get_repo_path(const char *repo, int *is_bundle)
 
 	strbuf_addstr(&path, repo);
 	raw = get_repo_path_1(&path, is_bundle);
-	canon = raw ? xstrdup(absolute_path(raw)) : NULL;
+	canon = raw ? absolute_pathdup(raw) : NULL;
 	strbuf_release(&path);
 	return canon;
 }
@@ -892,7 +892,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 
 	path = get_repo_path(repo_name, &is_bundle);
 	if (path)
-		repo = xstrdup(absolute_path(repo_name));
+		repo = absolute_pathdup(repo_name);
 	else if (!strchr(repo_name, ':'))
 		die(_("repository '%s' does not exist"), repo_name);
 	else

builtin/submodule--helper.c

@@ -515,7 +515,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
 				   module_clone_options);
 
 	strbuf_addf(&sb, "%s/modules/%s", get_git_dir(), name);
-	sm_gitdir = xstrdup(absolute_path(sb.buf));
+	sm_gitdir = absolute_pathdup(sb.buf);
 	strbuf_reset(&sb);
 
 	if (!is_absolute_path(path)) {

worktree.c

@@ -158,7 +158,7 @@ static struct worktree *get_linked_worktree(const char *id)
 
 static void mark_current_worktree(struct worktree **worktrees)
 {
-	char *git_dir = xstrdup(absolute_path(get_git_dir()));
+	char *git_dir = absolute_pathdup(get_git_dir());
 	int i;
 
 	for (i = 0; worktrees[i]; i++) {