[PATCH 5.4 088/408] media: mx2_emmaprp: Fix memleak in emmaprp_probe

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From: Dinghao Liu <dinghao.liu@xxxxxxxxxx>

[ Upstream commit 21d387b8d372f859d9e87fdcc7c3b4a432737f4d ]

When platform_get_irq() fails, we should release
vfd and unregister pcdev->v4l2_dev just like the
subsequent error paths.

Fixes: d4e192cc44914 ("media: mx2_emmaprp: Check for platform_get_irq() error")
Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
Reviewed-by: Fabio Estevam <festevam@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/platform/mx2_emmaprp.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/mx2_emmaprp.c b/drivers/media/platform/mx2_emmaprp.c
index 27779b75df543..ac112cf06ab31 100644
--- a/drivers/media/platform/mx2_emmaprp.c
+++ b/drivers/media/platform/mx2_emmaprp.c
@@ -852,8 +852,11 @@ static int emmaprp_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, pcdev);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0)
-		return irq;
+	if (irq < 0) {
+		ret = irq;
+		goto rel_vdev;
+	}
+
 	ret = devm_request_irq(&pdev->dev, irq, emmaprp_irq, 0,
 			       dev_name(&pdev->dev), pcdev);
 	if (ret)
-- 
2.25.1






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