linux-kernel - Re: [PATCH V3 4/6] xen/unpopulated-alloc: Add mechanism to use Xen resource

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Message-ID: <042a46ef-c20f-5cc7-8f9a-75b8731f661f@oracle.com>
Date:   Fri, 26 Nov 2021 10:17:43 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Oleksandr Tyshchenko <olekstysh@...il.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc:     Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>,
        Juergen Gross <jgross@...e.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Julien Grall <julien@....org>
Subject: Re: [PATCH V3 4/6] xen/unpopulated-alloc: Add mechanism to use Xen
 resource


On 11/24/21 3:53 PM, Oleksandr Tyshchenko wrote:
> +	if (target_resource != &iomem_resource) {
> +		tmp_res = kzalloc(sizeof(*tmp_res), GFP_KERNEL);
> +		if (!res) {


If (!tmp_res)


> +			ret = -ENOMEM;
> +			goto err_insert;
> +		}