Re: [PATCH v2] target: fix truncated PR-in ReadKeys response

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> +		if ((off + 8) <= cmd->data_length) {

No need for the inner braces.

> +			put_unaligned_be64(pr_reg->pr_res_key, &buf[off]);
> +			off += 8;
> +		}
> +		/*
> +		 * SPC5r17: 6.16.2 READ KEYS service action
> +		 * The ADDITIONAL LENGTH field indicates the number of bytes in
> +		 * the Reservation key list. The contents of the ADDITIONAL
> +		 * LENGTH field are not altered based on the allocation length
> +		 */
>  		add_len += 8;
>  	}
>  	spin_unlock(&dev->t10_pr.registration_lock);

Otherwise looks fine:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>
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