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[media] ov2640: Check the return value from clk_prepare_enable()

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clk_prepare_enable() may fail, so we should better check its return value
and propagate it in the case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Fabio Estevam 2017-08-27 13:30:38 -03:00 committed by Mauro Carvalho Chehab
parent 877f1af154
commit c3d1478024
1 changed files with 3 additions and 1 deletions
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4
drivers/media/i2c/ov2640.c
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@ -1108,7 +1108,9 @@ static int ov2640_probe(struct i2c_client *client,
priv->clk = devm_clk_get(&client->dev, "xvclk");
if (IS_ERR(priv->clk))
return PTR_ERR(priv->clk);
clk_prepare_enable(priv->clk);
ret = clk_prepare_enable(priv->clk);
if (ret)
return ret;
}
ret = ov2640_probe_dt(client, priv);