From: Dan Carpenter <error27@gmail.com>
Date: Mon, 28 Dec 2009 17:00:24 +0000 (+0200)
Subject: Staging: cx25821: off by one in cx25821_enum_input()
X-Git-Tag: firefly_0821_release~9833^2~2832^2~1^2~239
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ed30013207ef3e36da4f39db1298ae53f799e29c;p=firefly-linux-kernel-4.4.55.git

Staging: cx25821: off by one in cx25821_enum_input()

The INPUT(n) macro indexes an array of size 2.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/staging/cx25821/cx25821-video.c b/drivers/staging/cx25821/cx25821-video.c
index c7c14c7698a7..6e710ae067ad 100644
--- a/drivers/staging/cx25821/cx25821-video.c
+++ b/drivers/staging/cx25821/cx25821-video.c
@@ -876,7 +876,7 @@ int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i)
 	dprintk(1, "%s()\n", __func__);
 
 	n = i->index;
-	if (n > 2)
+	if (n >= 2)
 		return -EINVAL;
 
 	if (0 == INPUT(n)->type)