From 8f5fb3d0e5f1fbce84d6b68a393162c5db24f4de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beat=20K=C3=BCng?= <beat-kueng@gmx.net>
Date: Mon, 4 Jun 2018 14:28:52 +0200
Subject: [PATCH] bma180: add argc check

---
 src/drivers/imu/bma180/bma180.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/drivers/imu/bma180/bma180.cpp b/src/drivers/imu/bma180/bma180.cpp
index 58431f46cd..6fd2bdb4aa 100644
--- a/src/drivers/imu/bma180/bma180.cpp
+++ b/src/drivers/imu/bma180/bma180.cpp
@@ -890,9 +890,12 @@ info()
 int
 bma180_main(int argc, char *argv[])
 {
+	if (argc < 2) {
+		goto out_error;
+	}
+
 	/*
 	 * Start/load the driver.
-
 	 */
 	if (!strcmp(argv[1], "start")) {
 		bma180::start();
@@ -919,5 +922,6 @@ bma180_main(int argc, char *argv[])
 		bma180::info();
 	}
 
+out_error:
 	errx(1, "unrecognised command, try 'start', 'test', 'reset' or 'info'");
 }