linux-kernel - Re: [PATCHv5 4/6] PCI: mobiveil: Add PCIe Gen4 RC driver for NXP Layerscape SoCs

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Date:   Fri, 12 Apr 2019 16:41:49 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     "Z.q. Hou" <zhiqiang.hou@....com>
Cc:     "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "l.subrahmanya@...iveil.co.in" <l.subrahmanya@...iveil.co.in>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        Leo Li <leoyang.li@....com>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>,
        Mingkai Hu <mingkai.hu@....com>,
        "M.h. Lian" <minghuan.lian@....com>,
        Xiaowei Bao <xiaowei.bao@....com>
Subject: Re: [PATCHv5 4/6] PCI: mobiveil: Add PCIe Gen4 RC driver for NXP
 Layerscape SoCs

> +       pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL);
> +       if (!pcie)
> +               return -ENOMEM;
> +
> +       mv_pci = devm_kzalloc(dev, sizeof(*mv_pci), GFP_KERNEL);
> +       if (!mv_pci)
> +               return -ENOMEM;
> +

Just fold the two structures into one, and use pci_alloc_host_bridge()
to allocate everything.

     Arnd