-avoid overflow in calculation for very large values

1 files changed, 2 insertions, 3 deletions

diff --git a/src/util/bandwidth.c b/src/util/bandwidth.c
index 008963c3c..980af764a 100644
--- a/src/util/bandwidth.c
+++ b/src/util/bandwidth.c
@@ -203,10 +203,9 @@ update_excess (struct GNUNET_BANDWIDTH_Tracker *av)
   }
   else
   {
+    double factor = 1.0 * left_bytes / (double) av->available_bytes_per_s__; 
     delay = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
-                                           left_bytes);
-    delay = GNUNET_TIME_relative_divide (delay,
-                                         av->available_bytes_per_s__);
+                                           (unsigned long long) factor);
   }
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
               "At %llu bps it will take us %s for %lld bytes to reach excess threshold\n",