From 5cc450c7cb2d5877cfccecce31c587ad8fd43530 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beat=20K=C3=BCng?= <beat-kueng@gmx.net>
Date: Wed, 13 Jun 2018 12:10:52 +0200
Subject: [PATCH] srf02: fix resource leak (unclosed fd)

---
 src/drivers/distance_sensor/srf02/srf02.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/drivers/distance_sensor/srf02/srf02.cpp b/src/drivers/distance_sensor/srf02/srf02.cpp
index 6acd389cb1..d9d3c39fd5 100644
--- a/src/drivers/distance_sensor/srf02/srf02.cpp
+++ b/src/drivers/distance_sensor/srf02/srf02.cpp
@@ -700,7 +700,7 @@ void	info();
 void
 start(uint8_t rotation)
 {
-	int fd;
+	int fd = -1;
 
 	if (g_dev != nullptr) {
 		errx(1, "already started");
@@ -728,10 +728,15 @@ start(uint8_t rotation)
 		goto fail;
 	}
 
+	close(fd);
 	exit(0);
 
 fail:
 
+	if (fd >= 0) {
+		close(fd);
+	}
+
 	if (g_dev != nullptr) {
 		delete g_dev;
 		g_dev = nullptr;