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misc: microchip: pci1xxxx: Fix missing spin_lock_init()
The driver allocates the spinlock but not initialize it.
Use spin_lock_init() on it to initialize it correctly.
Fixes: 7d3e4d807d
("misc: microchip: pci1xxxx: load gpio driver for the gpio controller auxiliary device enumerated by the auxiliary bus driver.")
Reviewed-by: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20220907145808.1789249-2-weiyongjun@huaweicloud.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -383,6 +383,7 @@ static int pci1xxxx_gpio_probe(struct auxiliary_device *aux_dev,
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if (!priv)
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return -ENOMEM;
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spin_lock_init(&priv->lock);
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priv->aux_dev = aux_dev;
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if (!devm_request_mem_region(&aux_dev->dev, pdata->region_start, 0x800, aux_dev->name))
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