From a536c8a6a2d18286fabc50ec8f6118d215e216b5 Mon Sep 17 00:00:00 2001
From: "Carsten Haitzler (Rasterman)" <raster@rasterman.com>
Date: Tue, 6 Aug 2019 18:21:29 +0100
Subject: [PATCH] e sys l2ping - check connect return for failures

fix CID 1403952
---
 src/bin/e_sys_l2ping.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/bin/e_sys_l2ping.c b/src/bin/e_sys_l2ping.c
index a41830abb..d467424ed 100644
--- a/src/bin/e_sys_l2ping.c
+++ b/src/bin/e_sys_l2ping.c
@@ -55,7 +55,12 @@ e_sys_l2ping(const char *bluetooth_mac, int timeout_ms)
    memset(&addr, 0, sizeof(addr));
    addr.l2_family = AF_BLUETOOTH;
    str2ba(bluetooth_mac, &addr.l2_bdaddr);
-   connect(fd, (struct sockaddr *)&addr, sizeof(addr));
+   if (connect(fd, (struct sockaddr *)&addr, sizeof(addr)) != 0)
+     {
+        perror("Can't bind connect socket");
+        close(fd);
+        return -1;
+     }
 
    FD_ZERO(&rfds);
    FD_ZERO(&wfds);