linux-kernel - [PATCH] media: omap3isp: drop the use count of v4l2 pipeline

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Message-Id: <20260126014412.2462864-1-lihaoxiang@isrc.iscas.ac.cn>
Date: Mon, 26 Jan 2026 09:44:12 +0800
From: Haoxiang Li <lihaoxiang@...c.iscas.ac.cn>
To: mchehab@...nel.org,
	hverkuil@...nel.org,
	laurent.pinchart+renesas@...asonboard.com,
	sakari.ailus@...ux.intel.com,
	jacopo.mondi@...asonboard.com,
	ezequiel@...guardiasur.com.ar
Cc: linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Haoxiang Li <lihaoxiang@...c.iscas.ac.cn>,
	stable@...r.kernel.org
Subject: [PATCH] media: omap3isp: drop the use count of v4l2 pipeline

In isp_video_open(), drop the use count of v4l2
pipeline if vb2_queue_init() fails.

Fixes: 8fd390b89cc8 ("media: Split v4l2_pipeline_pm_use into v4l2_pipeline_pm_{get, put}")
Cc: stable@...r.kernel.org
Signed-off-by: Haoxiang Li <lihaoxiang@...c.iscas.ac.cn>
---
 drivers/media/platform/ti/omap3isp/ispvideo.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/platform/ti/omap3isp/ispvideo.c b/drivers/media/platform/ti/omap3isp/ispvideo.c
index 0e7f0bf2b346..2d0061101a43 100644
--- a/drivers/media/platform/ti/omap3isp/ispvideo.c
+++ b/drivers/media/platform/ti/omap3isp/ispvideo.c
@@ -1324,6 +1324,7 @@ static int isp_video_open(struct file *file)
 
 	ret = vb2_queue_init(&handle->queue);
 	if (ret < 0) {
+		v4l2_pipeline_pm_put(&video->video.entity);
 		omap3isp_put(video->isp);
 		goto done;
 	}
-- 
2.25.1