Assert that the client count is positive prior to decrementing it.

[silc.git] / apps / silcd / packet_receive.c

diff --git a/apps/silcd/packet_receive.c b/apps/silcd/packet_receive.c
index 73424a68988fe7b2016030d9c8de39bb8f33b7a9..06e5bcd9161431a807f2b264523c292a9198875a 100644 (file)
--- a/apps/silcd/packet_receive.c
+++ b/apps/silcd/packet_receive.c
@@ -20,6 +20,7 @@
 
 #include "serverincludes.h"
 #include "server_internal.h"
+#include <assert.h>
 
 /* Received notify packet. Server can receive notify packets from router.
    Server then relays the notify messages to clients if needed. */
@@ -326,6 +327,7 @@ static void silc_server_notify_process(SilcServer server,
       tmp_len = 128;
 
     /* Update statistics */
+       assert(server->stat.clients > 0);
     server->stat.clients--;
     if (server->stat.cell_clients)
       server->stat.cell_clients--;
@@ -1245,6 +1247,7 @@ static void silc_server_notify_process(SilcServer server,
            }
 
            /* Update statistics */
+               assert(server->stat.clients > 0);
            server->stat.clients--;
            if (server->stat.cell_clients)
              server->stat.cell_clients--;
@@ -1490,6 +1493,7 @@ static void silc_server_notify_process(SilcServer server,
       }
 
       /* Update statistics */
+         assert(server->stat.clients > 0);
       server->stat.clients--;
       if (server->stat.cell_clients)
        server->stat.cell_clients--;
@@ -3733,6 +3737,7 @@ void silc_server_resume_client(SilcServer server,
 
     /* Delete this current client entry since we're resuming to old one. */
     server->stat.my_clients--;
+       assert(server->stat.clients > 0);
     server->stat.clients--;
     if (server->stat.cell_clients)
       server->stat.cell_clients--;