提交 ada7b0c0 编写于 作者: M Miaoqian Lin 提交者: Jonathan Cameron

iio: adc: adi-axi-adc: Fix refcount leak in adi_axi_adc_attach_client

of_parse_phandle() returns a node pointer with refcount
incremented, we should use of_node_put() on it when not need anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: ef040706 ("iio: adc: adi-axi-adc: add support for AXI ADC IP core")
Signed-off-by: NMiaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220524074517.45268-1-linmq006@gmail.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: NJonathan Cameron <Jonathan.Cameron@huawei.com>
上级 7a2f6f61
无相关合并请求
......@@ -322,16 +322,19 @@ static struct adi_axi_adc_client *adi_axi_adc_attach_client(struct device *dev)
if (!try_module_get(cl->dev->driver->owner)) {
mutex_unlock(&registered_clients_lock);
of_node_put(cln);
return ERR_PTR(-ENODEV);
}
get_device(cl->dev);
cl->info = info;
mutex_unlock(&registered_clients_lock);
of_node_put(cln);
return cl;
}
mutex_unlock(&registered_clients_lock);
of_node_put(cln);
return ERR_PTR(-EPROBE_DEFER);
}
......
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