describe: use argv-array

diff --git a/read-cache.c b/read-cache.c
index 5e30746886d477a0dc69853efd42283f2ac8c712..b297addb576dec45fa9b82ef4a0ffb350f9cfc6c 100644 (file)
--- a/read-cache.c
+++ b/read-cache.c
@@ -1520,8 +1520,9 @@ int discard_index(struct index_state *istate)
        free_name_hash(istate);
        cache_tree_free(&(istate->cache_tree));
        istate->initialized = 0;
-
-       /* no need to throw away allocated active_cache */
+       free(istate->cache);
+       istate->cache = NULL;
+       istate->cache_alloc = 0;
        return 0;
 }