ACPI: remove unnecessary argument checking
acpi_add_single_object() is static, and all callers supply a valid "child" argument, so we don't need to check it. This patch also remove some unnecessary initializations. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Len Brown <len.brown@intel.com>
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@ -1222,14 +1222,10 @@ acpi_add_single_object(struct acpi_device **child,
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struct acpi_device *parent, acpi_handle handle, int type,
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struct acpi_device *parent, acpi_handle handle, int type,
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struct acpi_bus_ops *ops)
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struct acpi_bus_ops *ops)
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{
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{
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int result = 0;
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int result;
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struct acpi_device *device = NULL;
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struct acpi_device *device;
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struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
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struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
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if (!child)
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return -EINVAL;
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device = kzalloc(sizeof(struct acpi_device), GFP_KERNEL);
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device = kzalloc(sizeof(struct acpi_device), GFP_KERNEL);
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if (!device) {
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if (!device) {
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printk(KERN_ERR PREFIX "Memory allocation error\n");
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printk(KERN_ERR PREFIX "Memory allocation error\n");
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