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media: ti: vpe: unwind v4l2 device registration on probe error

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If the vpe_top resource is missing, vpe_probe() returns -ENODEV after
v4l2_device_register() has succeeded. Probe failures do not call the
driver's remove callback, so the v4l2 device remains registered on that
error path.

Route that failure through the existing v4l2_device_unregister() unwind
label, matching the other errors after v4l2_device_register().

Fixes: 4d59c7d455 ("media: ti-vpe: vpe: Add missing null pointer checks")
Cc: stable@vger.kernel.org
Co-developed-by: Ijae Kim <ae878000@gmail.com>
Signed-off-by: Ijae Kim <ae878000@gmail.com>
Signed-off-by: Myeonghun Pak <mhun512@gmail.com>
Reviewed-by: Yemike Abhilash Chandra <y-abhilashchandra@ti.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
Myeonghun Pak 2026-04-26 22:16:31 +09:00 committed by Hans Verkuil
parent 62a08bc891
commit e0f1c9a90e
1 changed files with 2 additions and 1 deletions
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3
drivers/media/platform/ti/vpe/vpe.c
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@ -2539,7 +2539,8 @@ static int vpe_probe(struct platform_device *pdev)
"vpe_top");
if (!dev->res) {
dev_err(&pdev->dev, "missing 'vpe_top' resources data\n");
return -ENODEV;
ret = -ENODEV;
goto v4l2_dev_unreg;
}
/*