[PATCH] powerpc/85xx: Add support for MPC8536DS

[Chen Gong]

Stephen Rothwell 写道:
> Hi Kumar,
> 
> On Wed, 2 Jul 2008 02:01:10 -0500 (CDT) Kumar Gala <galak at kernel.crashing.org> wrote:
>> +void __init mpc8536_ds_pic_init(void)
>> +{
>> +	struct mpic *mpic;
>> +	struct resource r;
>> +	struct device_node *np = NULL;
> 
> You don't need to initialise this.
> 
>> +	np = of_find_node_by_type(np, "open-pic");
>> +
> 
> Extra blank line.
> 
>> +	if (np == NULL) {
>> +		printk(KERN_ERR "Could not find open-pic node\n");
>> +		return;
>> +	}
>> +
>> +	if (of_address_to_resource(np, 0, &r)) {
>> +		printk(KERN_ERR "Failed to map mpic register space\n");
>> +		of_node_put(np);
>> +		return;
>> +	}
>> +
>> +	mpic = mpic_alloc(np, r.start,
>> +			  MPIC_PRIMARY | MPIC_WANTS_RESET |
>> +			  MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS,
>> +			0, 256, " OpenPIC  ");
>> +	BUG_ON(mpic == NULL);
>> +
>> +	mpic_init(mpic);
> 
> You leak a reference to np here.

It looks like there are same problem in other mpc85xx_xx.c files

> 
>> +static struct of_device_id mpc8536_ds_ids[] = {
> 
> __initdata, please.
> 
> 
> 
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