refs: make peel_ref() virtual

diff --git a/tree-walk.c b/tree-walk.c
index 6dccd2d5dd78e0ee71c1ebc771a99010a56db157..cd4bb2c38bdf40f497ece781ce3a9e61de6b4399 100644 (file)
--- a/tree-walk.c
+++ b/tree-walk.c
@@ -320,6 +320,7 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
        struct tree_desc_x *tx = xcalloc(n, sizeof(*tx));
        struct strbuf base = STRBUF_INIT;
        int interesting = 1;
+       char *traverse_path;
 
        for (i = 0; i < n; i++)
                tx[i].d = t[i];
@@ -329,7 +330,11 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
                make_traverse_path(base.buf, info->prev, &info->name);
                base.buf[info->pathlen-1] = '/';
                strbuf_setlen(&base, info->pathlen);
+               traverse_path = xstrndup(base.buf, info->pathlen);
+       } else {
+               traverse_path = xstrndup(info->name.path, info->pathlen);
        }
+       info->traverse_path = traverse_path;
        for (;;) {
                int trees_used;
                unsigned long mask, dirmask;
@@ -411,6 +416,8 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
        for (i = 0; i < n; i++)
                free_extended_entry(tx + i);
        free(tx);
+       free(traverse_path);
+       info->traverse_path = NULL;
        strbuf_release(&base);
        return error;
 }