From: Andy Green <andy@warmcat.com>
Date: Fri, 4 Aug 2017 05:29:20 +0000 (+0800)
Subject: ping test app: avoid FPE when no packets received
X-Git-Tag: upstream/2.3.0~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=07b444c922e83be7a11d7b3546a65ec8a5b5d910;p=platform%2Fupstream%2Flibwebsockets.git

ping test app: avoid FPE when no packets received
---

diff --git a/test-server/test-ping.c b/test-server/test-ping.c
index f0f00d3d..39177811 100644
--- 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"