From 449b87791d5a9f15c63b39e0ff36f8ba89676c6c Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Mon, 31 Mar 2014 11:42:49 -0400
Subject: [PATCH] NULL out all mappings after tor_munmap_file()

---
 src/or/microdesc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/or/microdesc.c b/src/or/microdesc.c
index f196536da7..9c91f17a6e 100644
--- a/src/or/microdesc.c
+++ b/src/or/microdesc.c
@@ -509,6 +509,7 @@ microdesc_cache_rebuild(microdesc_cache_t *cache, int force)
       log_warn(LD_FS,
                "Failed to unmap old microdescriptor cache while rebuilding");
     }
+    cache->cache_content = NULL;
   }
 
   if (finish_writing_to_file(open_file) < 0) {