From 6623dc0fb3e7587c9f48bdebd3e98877d69ff299 Mon Sep 17 00:00:00 2001
From: Pali Rohár <pali.rohar@gmail.com>
Date: Tue, 22 Apr 2014 12:02:39 -0300
Subject: media: radio-bcm2048: fix wrong overflow check
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commit 5d60122b7e30f275593df93b39a76d3c2663cfc2 upstream.

This patch fixes an off by one check in bcm2048_set_region().

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/media/bcm2048/radio-bcm2048.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'drivers')

diff --git a/drivers/staging/media/bcm2048/radio-bcm2048.c b/drivers/staging/media/bcm2048/radio-bcm2048.c
index b2cd3a85166..bbf236e842a 100644
--- a/drivers/staging/media/bcm2048/radio-bcm2048.c
+++ b/drivers/staging/media/bcm2048/radio-bcm2048.c
@@ -737,7 +737,7 @@ static int bcm2048_set_region(struct bcm2048_device *bdev, u8 region)
 	int err;
 	u32 new_frequency = 0;
 
-	if (region > ARRAY_SIZE(region_configs))
+	if (region >= ARRAY_SIZE(region_configs))
 		return -EINVAL;
 
 	mutex_lock(&bdev->mutex);
-- 
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