Re: [PATCH 2/2] mtip32xx: Create debugfs entries for troubleshooting

From: Jens Axboe
Date: Tue Jun 05 2012 - 03:18:06 EST


On 06/04/2012 09:44 PM, Asai Thambi S P wrote:
> @@ -4062,10 +4210,20 @@ static int __init mtip_init(void)
> }
> mtip_major = error;
>
> + if (!dfs_parent) {
> + dfs_parent = debugfs_create_dir("rssd", NULL);
> + if (IS_ERR_OR_NULL(dfs_parent)) {
> + printk(KERN_WARNING "Error creating debugfs parent\n");
> + dfs_parent = NULL;
> + }
> + }
> +

Why would dfs_parent ever be non-NULL here?

Apart from that, looks fine.

--
Jens Axboe

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