From 774e92bd449f9aa044c84c25f20e142cd4a283c8 Mon Sep 17 00:00:00 2001
From: Ralph Metzler <rjkm@metzlerbros.de>
Date: Tue, 11 Jul 2017 20:27:42 +0200
Subject: [PATCH] change to unsigned because of possible wrong range

---
 ddbridge/ddbridge-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ddbridge/ddbridge-core.c b/ddbridge/ddbridge-core.c
index 1e5206c..b94e066 100644
--- a/ddbridge/ddbridge-core.c
+++ b/ddbridge/ddbridge-core.c
@@ -4720,7 +4720,7 @@ static ssize_t bpsnr_show(struct device *device,
 			 struct device_attribute *attr, char *buf)
 {
 	struct ddb *dev = dev_get_drvdata(device);
-	char snr[32];
+	unsigned char snr[32];
 
 	if (!dev->i2c_num)
 		return 0;