r820t: Use correct variable size for sum to prevent overflow

Correct the initialization values at the start.
merbanan · Dec 16, 2013 · 15eb33c · 15eb33c
1 parent fa507e4
commit 15eb33c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/drivers/media/tuners/r820t.c b/drivers/media/tuners/r820t.c
@@ -1468,7 +1468,8 @@ static int r820t_imr_prepare(struct r820t_priv *priv)
 static int r820t_multi_read(struct r820t_priv *priv)
 {
 	int rc, i;
-	u8 data[2], min = 0, max = 255, sum = 0;
+	u16 sum = 0;
+	u8 data[2], min = 255, max = 0;
 
 	usleep_range(5000, 6000);