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From: Dan Carpenter <dan.carpenter@oracle.com>
To: hans.verkuil@cisco.com, m.chehab@samsung.com,
	ext-eero.nurkkala@nokia.com, nils.faerber@kernelconcepts.de,
	joni.lapilainen@gmail.com, freemangordon@abv.bg, sre@ring0.de,
	pali.rohar@gmail.com, Greg KH <greg@kroah.com>,
	trivial@kernel.org, linux-media@vger.kernel.org
Cc: kernel list <linux-kernel@vger.kernel.org>
Subject: [PATCH v3] [media] radio-bcm2048: fix wrong overflow check
Date: Tue, 22 Apr 2014 18:02:39 +0300	[thread overview]
Message-ID: <20140422150239.GA32637@mwanda> (raw)
In-Reply-To: <20140422125726.GA30238@mwanda>

From: Pali Rohár <pali.rohar@gmail.com>

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>
---
v2: Send it to the correct list.  Re-work the changelog.
v3: Correct subsystem prefix.

diff --git a/drivers/staging/media/bcm2048/radio-bcm2048.c b/drivers/staging/media/bcm2048/radio-bcm2048.c
index b2cd3a8..bbf236e 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);

-- 


  reply	other threads:[~2014-04-22 15:03 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-20 14:56 [PATCH] radio-bcm2048.c: fix wrong overflow check Pavel Machek
2014-04-22  8:39 ` Dan Carpenter
2014-04-22  8:55   ` Pali Rohár
2014-04-22  9:16     ` Dan Carpenter
2014-04-22  9:38       ` Pavel Machek
2014-04-22  9:47         ` Pali Rohár
2014-04-22 12:57           ` [PATCH v2] " Dan Carpenter
2014-04-22 15:02             ` Dan Carpenter [this message]
2014-05-05 13:34             ` Jiri Kosina
2014-05-09 16:10               ` Pali Rohár
2014-05-09 17:13                 ` Hans Verkuil
2014-05-11 21:06                 ` Jiri Kosina
2014-04-22 13:02         ` [PATCH] " Dan Carpenter
2014-04-22 16:41         ` Greg KH
2014-04-22 10:06   ` Pavel Machek

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