linux-kernel - [PATCH 5.11 668/775] media: ipu3-cio2: Fix mbus_code processing in cio2_subdev_set

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Date:   Mon,  1 Mar 2021 17:13:56 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, "Pavel Machek (CIP)" <pavel@...x.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Subject: [PATCH 5.11 668/775] media: ipu3-cio2: Fix mbus_code processing in cio2_subdev_set_fmt()

From: Pavel Machek <pavel@...x.de>

commit 334de4b45892f7e67074e1b1b2ac36fd3e091118 upstream.

Loop was useless as it would always exit on the first iteration. Fix
it with right condition.

Signed-off-by: Pavel Machek (CIP) <pavel@...x.de>
Fixes: a86cf9b29e8b ("media: ipu3-cio2: Validate mbus format in setting subdev format")
Tested-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc: stable@...r.kernel.org # v4.16 and up
Signed-off-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/media/pci/intel/ipu3/ipu3-cio2.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c
@@ -1269,7 +1269,7 @@ static int cio2_subdev_set_fmt(struct v4
 	fmt->format.code = formats[0].mbus_code;
 
 	for (i = 0; i < ARRAY_SIZE(formats); i++) {
-		if (formats[i].mbus_code == fmt->format.code) {
+		if (formats[i].mbus_code == mbus_code) {
 			fmt->format.code = mbus_code;
 			break;
 		}