ping test app: avoid FPE when no packets received

[platform/upstream/libwebsockets.git] / test-server / test-ping.c

diff --git a/test-server/test-ping.c b/test-server/test-ping.c
index f0f00d3..3917781 100644 (file)
--- a/test-server/test-ping.c
+++ b/test-server/test-ping.c
@@ -536,7 +536,8 @@ int main(int argc, char **argv)
 
        /* stats */
 
-       fprintf(stderr, "\n--- %s websocket ping statistics "
+       if (global_rx_count && global_tx_count)
+               fprintf(stderr, "\n--- %s websocket ping statistics "
                "using %d connections ---\n"
                "%lu packets transmitted, %lu received, "
                "%lu%% packet loss, time %ldms\n"