6.6-stable review patch. If anyone has any objections, please let me know.
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From: Joe Hattori joe@pf.is.s.u-tokyo.ac.jp
[ Upstream commit c2b96a6818159fba8a3bcc38262da9e77f9b3ec7 ]
In allegro_probe(), the v4l2 device is not unregistered in the error path, which results in a memory leak. Fix it by calling v4l2_device_unregister() before returning error.
Fixes: d74d4e2359ec ("media: allegro: move driver out of staging") Signed-off-by: Joe Hattori joe@pf.is.s.u-tokyo.ac.jp Reviewed-by: Michael Tretter m.tretter@pengutronix.de Signed-off-by: Sebastian Fricke sebastian.fricke@collabora.com Signed-off-by: Hans Verkuil hverkuil@xs4all.nl Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/media/platform/allegro-dvt/allegro-core.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/media/platform/allegro-dvt/allegro-core.c b/drivers/media/platform/allegro-dvt/allegro-core.c index 7dffea2ad88a1..4994a2e65fedc 100644 --- a/drivers/media/platform/allegro-dvt/allegro-core.c +++ b/drivers/media/platform/allegro-dvt/allegro-core.c @@ -3914,6 +3914,7 @@ static int allegro_probe(struct platform_device *pdev) if (ret < 0) { v4l2_err(&dev->v4l2_dev, "failed to request firmware: %d\n", ret); + v4l2_device_unregister(&dev->v4l2_dev); return ret; }