write-tree: Avoid leak when index refers to an invalid object

diff --git a/notes.c b/notes.c
index 6ee04e79e903901db3594feae69ceca4374994e2..197824439826881fc0de3275353ec1b74d86cfa3 100644 (file)
--- a/notes.c
+++ b/notes.c
@@ -716,7 +716,7 @@ static int write_each_non_note_until(const char *note_path,
                struct write_each_note_data *d)
 {
        struct non_note *n = d->next_non_note;
-       int cmp, ret;
+       int cmp = 0, ret;
        while (n && (!note_path || (cmp = strcmp(n->path, note_path)) <= 0)) {
                if (note_path && cmp == 0)
                        ; /* do nothing, prefer note to non-note */
@@ -838,7 +838,7 @@ static int string_list_add_one_ref(const char *path, const unsigned char *sha1,
 {
        struct string_list *refs = cb;
        if (!unsorted_string_list_has_string(refs, path))
-               string_list_append(path, refs);
+               string_list_append(refs, path);
        return 0;
 }
 
@@ -851,7 +851,7 @@ void string_list_add_refs_by_glob(struct string_list *list, const char *glob)
                if (get_sha1(glob, sha1))
                        warning("notes ref %s is invalid", glob);
                if (!unsorted_string_list_has_string(list, glob))
-                       string_list_append(glob, list);
+                       string_list_append(list, glob);
        }
 }
 
@@ -969,7 +969,7 @@ struct notes_tree **load_notes_trees(struct string_list *refs)
        trees = xmalloc((refs->nr+1) * sizeof(struct notes_tree *));
        cb_data.counter = 0;
        cb_data.trees = trees;
-       for_each_string_list(load_one_display_note_ref, refs, &cb_data);
+       for_each_string_list(refs, load_one_display_note_ref, &cb_data);
        trees[cb_data.counter] = NULL;
        return trees;
 }
@@ -983,7 +983,7 @@ void init_display_notes(struct display_notes_opt *opt)
        assert(!display_notes_trees);
 
        if (!opt || !opt->suppress_default_notes) {
-               string_list_append(default_notes_ref(), &display_notes_refs);
+               string_list_append(&display_notes_refs, default_notes_ref());
                display_ref_env = getenv(GIT_NOTES_DISPLAY_REF_ENVIRONMENT);
                if (display_ref_env) {
                        string_list_add_refs_from_colon_sep(&display_notes_refs,
@@ -996,8 +996,8 @@ void init_display_notes(struct display_notes_opt *opt)
        git_config(notes_display_config, &load_config_refs);
 
        if (opt && opt->extra_notes_refs)
-               for_each_string_list(string_list_add_refs_from_list,
-                                    opt->extra_notes_refs,
+               for_each_string_list(opt->extra_notes_refs,
+                                    string_list_add_refs_from_list,
                                     &display_notes_refs);
 
        display_notes_trees = load_notes_trees(&display_notes_refs);