fast-export: make extra_refs global

diff --git a/tree-walk.c b/tree-walk.c
index 6e30ef9d048c62c11a92aa5b0ee6df2d227776e6..c626135234f2fbf2d8711e32a020d2e228a307b2 100644 (file)
--- a/tree-walk.c
+++ b/tree-walk.c
@@ -323,7 +323,6 @@ static inline int prune_traversal(struct name_entry *e,
 
 int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
 {
-       int ret = 0;
        int error = 0;
        struct name_entry *entry = xmalloc(n*sizeof(*entry));
        int i;
@@ -341,6 +340,7 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
                strbuf_setlen(&base, info->pathlen);
        }
        for (;;) {
+               int trees_used;
                unsigned long mask, dirmask;
                const char *first = NULL;
                int first_len = 0;
@@ -404,15 +404,14 @@ int traverse_trees(int n, struct tree_desc *t, struct traverse_info *info)
                if (interesting < 0)
                        break;
                if (interesting) {
-                       ret = info->fn(n, mask, dirmask, entry, info);
-                       if (ret < 0) {
-                               error = ret;
+                       trees_used = info->fn(n, mask, dirmask, entry, info);
+                       if (trees_used < 0) {
+                               error = trees_used;
                                if (!info->show_all_errors)
                                        break;
                        }
-                       mask &= ret;
+                       mask &= trees_used;
                }
-               ret = 0;
                for (i = 0; i < n; i++)
                        if (mask & (1ul << i))
                                update_extended_entry(tx + i, entry + i);