From 2ffa77d92338334f11d0d8148d3d429c07249248 Mon Sep 17 00:00:00 2001
From: Lubosz Sarnecki <lubosz.sarnecki@collabora.com>
Date: Thu, 7 Nov 2019 13:59:40 +0100
Subject: [PATCH] d/vive: Handle error when config could not be read.

---
 src/xrt/drivers/vive/vive_device.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/xrt/drivers/vive/vive_device.c b/src/xrt/drivers/vive/vive_device.c
index e56742c13..f57c27188 100644
--- a/src/xrt/drivers/vive/vive_device.c
+++ b/src/xrt/drivers/vive/vive_device.c
@@ -914,11 +914,14 @@ vive_device_create(struct os_hid_device *mainboard_dev,
 		vive_mainboard_get_device_info(d);
 	}
 	vive_sensors_read_firmware(d);
+
 	vive_sensors_get_imu_range_report(d);
 
 	char *config = vive_sensors_read_config(d);
-	vive_parse_config(d, config);
-	free(config);
+	if (config != NULL) {
+		vive_parse_config(d, config);
+		free(config);
+	}
 
 	// TODO: Replace hard coded values from OpenHMD with config
 	double w_meters = 0.122822 / 2.0;