From db1964cad7b7c72a5bb7a44372cde8c7e9d05d8f Mon Sep 17 00:00:00 2001
From: Tim Harvey <tharvey@gateworks.com>
Date: Mon, 13 Mar 2017 08:51:06 -0700
Subject: [PATCH] imx: ventana: fix hwconfig

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
---
 board/gateworks/gw_ventana/gw_ventana.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c
index ba648f5e25..22a3c8e607 100644
--- a/board/gateworks/gw_ventana/gw_ventana.c
+++ b/board/gateworks/gw_ventana/gw_ventana.c
@@ -739,7 +739,7 @@ int misc_init_r(void)
 
 	/* Set a non-initialized hwconfig based on board configuration */
 	if (!strcmp(getenv("hwconfig"), "_UNKNOWN_")) {
-		sprintf(buf, "hwconfig=");
+		buf[0] = 0;
 		if (gpio_cfg[board_type].rs232_en)
 			strcat(buf, "rs232;");
 		for (i = 0; i < gpio_cfg[board_type].dio_num; i++) {