From: Guenter Roeck <linux@roeck-us.net>
Date: Thu, 26 Apr 2012 12:10:33 +0000 (-0700)
Subject: Check for invalid temperature source
X-Git-Tag: nct6775-v0.9~31
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=34960d4d6e9c0cc22cd12f5a6d8dcbb5ebf975f0;p=groeck-nct6775

Check for invalid temperature source

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---

diff --git a/nct6775.c b/nct6775.c
index 9a5d955..6e21ffb 100644
--- a/nct6775.c
+++ b/nct6775.c
@@ -3330,6 +3330,12 @@ static int __devinit nct6775_probe(struct platform_device *pdev)
 		if (!src || (mask & (1 << src)))
 			continue;
 
+		if (src >= data->temp_label_num ||
+		    !strlen(data->temp_label[src])) {
+			dev_info(dev, "Invalid temperature source %d\n", src);
+			continue;
+		}
+
 		mask |= 1 << src;
 
 		/* Use fixed index for SYSTIN(1), CPUTIN(2), AUXTIN(3) */