From: Pali Rohár <pali.rohar@gmail.com>
Date: Tue, 22 Apr 2014 12:57:26 +0000 (+0300)
Subject: radio-bcm2048.c: fix wrong overflow check
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=43322faf5fc35df218c942742a577d5abe3eaac8;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

radio-bcm2048.c: fix wrong overflow check

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: Jiri Kosina <jkosina@suse.cz>
---

diff --git a/drivers/staging/media/bcm2048/radio-bcm2048.c b/drivers/staging/media/bcm2048/radio-bcm2048.c
index b2cd3a85166d..bbf236e842a9 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);