linux-kernel - [PATCH] media: dw9714: Fix error handling in probe function

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Date:   Fri,  5 Oct 2018 09:22:17 -0700
From:   Rajmohan Mani <rajmohan.mani@...el.com>
To:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        tfiga@...omium.org
Cc:     Rajmohan Mani <rajmohan.mani@...el.com>
Subject: [PATCH] media: dw9714: Fix error handling in probe function

Fixed the case where v4l2_async_unregister_subdev()
is called unnecessarily in the error handling path
in probe function.

Signed-off-by: Rajmohan Mani <rajmohan.mani@...el.com>
---
 drivers/media/i2c/dw9714.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/dw9714.c b/drivers/media/i2c/dw9714.c
index 91fae01..3dc2100 100644
--- a/drivers/media/i2c/dw9714.c
+++ b/drivers/media/i2c/dw9714.c
@@ -169,7 +169,8 @@ static int dw9714_probe(struct i2c_client *client)
 	return 0;
 
 err_cleanup:
-	dw9714_subdev_cleanup(dw9714_dev);
+	v4l2_ctrl_handler_free(&dw9714_dev->ctrls_vcm);
+	media_entity_cleanup(&dw9714_dev->sd.entity);
 	dev_err(&client->dev, "Probe failed: %d\n", rval);
 	return rval;
 }
-- 
2.7.4