* [PATCH] meson: vdec: fix possible refcount leak in vdec_probe()
@ 2022-09-06 7:46 Hangyu Hua
0 siblings, 0 replies; only message in thread
From: Hangyu Hua @ 2022-09-06 7:46 UTC (permalink / raw)
To: narmstrong, mchehab, gregkh, khilman, jbrunet,
martin.blumenstingl
Cc: linux-media, linux-amlogic, linux-staging, linux-arm-kernel,
linux-kernel, Hangyu Hua
v4l2_device_unregister need to be called to put the refount got by
v4l2_device_register when vdec_probe fails or vdec_remove is called.
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
---
drivers/staging/media/meson/vdec/vdec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/media/meson/vdec/vdec.c b/drivers/staging/media/meson/vdec/vdec.c
index 8549d95be0f2..52f224d8def1 100644
--- a/drivers/staging/media/meson/vdec/vdec.c
+++ b/drivers/staging/media/meson/vdec/vdec.c
@@ -1102,6 +1102,7 @@ static int vdec_probe(struct platform_device *pdev)
err_vdev_release:
video_device_release(vdev);
+ v4l2_device_unregister(&core->v4l2_dev);
return ret;
}
@@ -1110,6 +1111,7 @@ static int vdec_remove(struct platform_device *pdev)
struct amvdec_core *core = platform_get_drvdata(pdev);
video_unregister_device(core->vdev_dec);
+ v4l2_device_unregister(&core->v4l2_dev);
return 0;
}
--
2.34.1
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2022-09-06 7:46 [PATCH] meson: vdec: fix possible refcount leak in vdec_probe() Hangyu Hua
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