From 6987837f088999d9701669581813245132be3928 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Fri, 14 Oct 2016 01:43:55 +0200
Subject: fix #4730: amount coult end up being zero, so check should be for
 SYSERR, not for OK (as zero implies NO)

---
 src/exchange/taler-exchange-httpd_db.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/exchange')

diff --git a/src/exchange/taler-exchange-httpd_db.c b/src/exchange/taler-exchange-httpd_db.c
index 2cd879cf3..6b27a22a6 100644
--- a/src/exchange/taler-exchange-httpd_db.c
+++ b/src/exchange/taler-exchange-httpd_db.c
@@ -930,7 +930,7 @@ refresh_check_melt (struct MHD_Connection *connection,
   if (TALER_amount_cmp (&coin_value,
                         &spent) < 0)
   {
-    GNUNET_assert (GNUNET_OK ==
+    GNUNET_assert (GNUNET_SYSERR !=
                    TALER_amount_subtract (&coin_residual,
                                           &spent,
                                           &coin_details->melt_amount_with_fee));
-- 
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