[PATCH AUTOSEL 5.14 042/138] media: vidtv: Fix memory leak in remove

From: Sasha Levin
Date: Mon Nov 08 2021 - 20:07:39 EST


From: Evgeny Novikov <novikov@xxxxxxxxx>

[ Upstream commit 76e21bb8be4f5f987f3006d197196fe6af63f656 ]

vidtv_bridge_remove() releases and cleans up everything except for dvb
itself. The patch adds this missed release.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Evgeny Novikov <novikov@xxxxxxxxx>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/media/test-drivers/vidtv/vidtv_bridge.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/media/test-drivers/vidtv/vidtv_bridge.c b/drivers/media/test-drivers/vidtv/vidtv_bridge.c
index 75617709c8ce2..0f6d998d18dc0 100644
--- a/drivers/media/test-drivers/vidtv/vidtv_bridge.c
+++ b/drivers/media/test-drivers/vidtv/vidtv_bridge.c
@@ -557,6 +557,7 @@ static int vidtv_bridge_remove(struct platform_device *pdev)
dvb_dmxdev_release(&dvb->dmx_dev);
dvb_dmx_release(&dvb->demux);
dvb_unregister_adapter(&dvb->adapter);
+ kfree(dvb);
dev_info(&pdev->dev, "Successfully removed vidtv\n");

return 0;
--
2.33.0