Need to remove links when unregistering devices.

Fixes: ac7da4a73b10 ("media: staging: media: starfive: camss: Register devices")

Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
---
 drivers/staging/media/starfive/camss/stf-camss.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/staging/media/starfive/camss/stf-camss.c b/drivers/staging/media/starfive/camss/stf-camss.c
index a587f860101a..323aa70fdeaf 100644
--- a/drivers/staging/media/starfive/camss/stf-camss.c
+++ b/drivers/staging/media/starfive/camss/stf-camss.c
@@ -162,6 +162,12 @@ static int stfcamss_register_devs(struct stfcamss *stfcamss)

 static void stfcamss_unregister_devs(struct stfcamss *stfcamss)
 {
+	struct stf_capture *cap_yuv = &stfcamss->captures[STF_CAPTURE_YUV];
+	struct stf_isp_dev *isp_dev = &stfcamss->isp_dev;
+
+	media_entity_remove_links(&isp_dev->subdev.entity);
+	media_entity_remove_links(&cap_yuv->video.vdev.entity);
+
 	stf_isp_unregister(&stfcamss->isp_dev);
 	stf_capture_unregister(stfcamss);
 }
--
2.25.1