[GNUnet-SVN] [gnunet] 18/28: fix integer overflow test to actually work

[gnunet]

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grothoff pushed a commit to branch master
in repository gnunet.

commit ee232f9c14bd879235e6586484083ff91addd052
Author: Christian Grothoff <address@hidden>
AuthorDate: Fri Mar 10 17:56:17 2017 +0100

    fix integer overflow test to actually work
---
 src/transport/plugin_transport_udp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/transport/plugin_transport_udp.c 
b/src/transport/plugin_transport_udp.c
index 76132523b..eb48341b7 100644
--- a/src/transport/plugin_transport_udp.c
+++ b/src/transport/plugin_transport_udp.c
@@ -1623,7 +1623,7 @@ enqueue (struct Plugin *plugin,
     GNUNET_break (0);
     return;
   }
-  if (plugin->bytes_in_buffer + udpw->msg_size > INT64_MAX)
+  if (plugin->bytes_in_buffer > INT64_MAX - udpw->msg_size)
   {
     GNUNET_break (0);
   }

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