read-cache: rename 'new' variables

diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 6b9cfc289d87b543b747c4024504703a2e0d6641..bfda8602c43ec02ae4c522af6f8970cf392d32df 100644 (file)
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -1376,10 +1376,10 @@ static void cleanup_preferred_base(void)
        it = pbase_tree;
        pbase_tree = NULL;
        while (it) {
-               struct pbase_tree *this = it;
-               it = this->next;
-               free(this->pcache.tree_data);
-               free(this);
+               struct pbase_tree *tmp = it;
+               it = tmp->next;
+               free(tmp->pcache.tree_data);
+               free(tmp);
        }
 
        for (i = 0; i < ARRAY_SIZE(pbase_tree_cache); i++) {