[GNUnet-SVN] [taler-exchange] 01/06: add assertion to be more defensive against buffer overflow (cannot happen, but this better protects against future changes)

[gnunet]

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grothoff pushed a commit to branch master
in repository exchange.

commit a7746c81538d9bc9299fc045d921950875908100
Author: Christian Grothoff <address@hidden>
AuthorDate: Fri Oct 6 21:32:33 2017 +0200

    add assertion to be more defensive against buffer overflow (cannot happen, 
but this better protects against future changes)
---
 src/exchange-lib/exchange_api_refresh_link.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/exchange-lib/exchange_api_refresh_link.c 
b/src/exchange-lib/exchange_api_refresh_link.c
index ca55668..5b7f686 100644
--- a/src/exchange-lib/exchange_api_refresh_link.c
+++ b/src/exchange-lib/exchange_api_refresh_link.c
@@ -282,6 +282,7 @@ parse_refresh_link_ok (struct 
TALER_EXCHANGE_RefreshLinkHandle *rlh,
     }
 
     /* clean up */
+    GNUNET_assert (off_coin <= num_coins);
     for (i=0;i<off_coin;i++)
     {
       if (NULL != sigs[i].rsa_signature)

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