Fix problem with short overflows not working properly.

1 files changed, 2 insertions, 1 deletions

diff --git a/module/bsnmp-ping.c b/module/bsnmp-ping.c
index 029acdb..d63e0a9 100644
--- a/module/bsnmp-ping.c
+++ b/module/bsnmp-ping.c
@@ -38,6 +38,7 @@
 #include "usuals.h"
 
 #include <sys/types.h>
+#include <sys/limits.h>
 #include <sys/socket.h>
 #include <sys/queue.h>
 #include <sys/select.h>
@@ -307,7 +308,7 @@ ping_fire (void *user_data)
     memset (icmp_packet, 0, sizeof (icmp_packet));
 
     ping->at = (ping->at + ((ping->transmitted > 1) ? 1 : 0)) % ping->history;
-    seq = ping->transmitted;
+    seq = ping->transmitted % USHRT_MAX;
     ASSERT (ping->transmitted == 0 ||
             (ping->transmitted % ping->history) == ((ping->at + 1) % ping->history));