From fa527f4f1c8ed55daaf5f7929d34b2509d2c5dcf Mon Sep 17 00:00:00 2001
From: Nathael Pajani <nathael.pajani@ed3l.fr>
Date: Thu, 15 Sep 2016 05:15:13 +0200
Subject: [PATCH] Display error number on error

---
 i2c_uv/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/i2c_uv/main.c b/i2c_uv/main.c
index add6bee..3ac79f2 100644
--- a/i2c_uv/main.c
+++ b/i2c_uv/main.c
@@ -94,7 +94,7 @@ void uv_display(int uart_num)
 
 	ret = veml6070_sensor_read(&veml6070_sensor, &uv_raw);
 	if (ret != 0) {
-		uprintf(uart_num, "UV read error\n");
+		uprintf(uart_num, "UV read error: %d\n", ret);
 	} else {
 		uprintf(uart_num, "UV: 0x%04x\n", uv_raw);
 	}
-- 
2.43.0