linux-kernel - [PATCH] media: chips-media: wave5: fix a potential memory leak in wave5_vdi

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Message-Id: <20260125141915.2088123-1-lihaoxiang@isrc.iscas.ac.cn>
Date: Sun, 25 Jan 2026 22:19:15 +0800
From: Haoxiang Li <lihaoxiang@...c.iscas.ac.cn>
To: jackson.lee@...psnmedia.com,
	mchehab@...nel.org,
	bob.beckett@...labora.com,
	sebastian.fricke@...labora.com,
	dafna.hirschfeld@...labora.com,
	nicolas.dufresne@...labora.com
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: chips-media: wave5: fix a potential memory leak in wave5_vdi_init()

Add wave5_vdi_free_dma_memory() in the error path of
wave5_vdi_init() to prevent a potential memory leak.

Fixes: 45d1a2b93277 ("media: chips-media: wave5: Add vpuapi layer")
Cc: stable@...r.kernel.org
Signed-off-by: Haoxiang Li <lihaoxiang@...c.iscas.ac.cn>
---
 drivers/media/platform/chips-media/wave5/wave5-vdi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/platform/chips-media/wave5/wave5-vdi.c b/drivers/media/platform/chips-media/wave5/wave5-vdi.c
index bb13267ced38..8f71920a8a35 100644
--- a/drivers/media/platform/chips-media/wave5/wave5-vdi.c
+++ b/drivers/media/platform/chips-media/wave5/wave5-vdi.c
@@ -49,6 +49,7 @@ int wave5_vdi_init(struct device *dev)
 
 	if (!PRODUCT_CODE_W_SERIES(vpu_dev->product_code)) {
 		WARN_ONCE(1, "unsupported product code: 0x%x\n", vpu_dev->product_code);
+		wave5_vdi_free_dma_memory(vpu_dev, &vpu_dev->common_mem);
 		return -EOPNOTSUPP;
 	}
 
-- 
2.25.1