From 260c41851ef72f4e039cfec2bdcecb93e818415e Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Tue, 18 Jan 2011 12:49:28 +0100
Subject: [PATCH] Fix es_fopenmem and es_mopen bug.

---
 common/estream.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/estream.c b/common/estream.c
index bc25452ed..416aa8376 100644
--- a/common/estream.c
+++ b/common/estream.c
@@ -641,7 +641,7 @@ es_func_mem_write (void *cookie, const void *buffer, size_t size)
       if (!mem_cookie->memory_size)
         newsize = size;  /* Not yet allocated.  */
       else
-        newsize = mem_cookie->memory_size + (nleft - size);
+        newsize = mem_cookie->memory_size + (size - nleft);
       if (newsize < mem_cookie->offset)
         {
           _set_errno (EINVAL);