On Thu, 2017-12-21 at 15:59 +0100, Arnd Bergmann wrote:
> resource_size_t may be larger than pointers depending on configuration,
> so we can run into this build warning:
nak.
struct resource is different than resource_size_t
> drivers/virt/vboxguest/vboxguest_linux.c: In function 'vbg_pci_probe':
> drivers/virt/vboxguest/vboxguest_linux.c:295:4: error: cast to pointer from
> integer of different size [-Werror=int-to-pointer-cast]
> drivers/virt/vboxguest/vboxguest_linux.c:367:4: error: cast to pointer from
> integer of different size [-Werror=int-to-pointer-cast]
>
> This uses the special %pR to print the address by reference.
>
> Fixes: 0ba002bc4393 ("virt: Add vboxguest driver for Virtual Box Guest
> integration")
> Signed-off-by: Arnd Bergmann <[email protected]>
> ---
> drivers/virt/vboxguest/vboxguest_linux.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/virt/vboxguest/vboxguest_linux.c
> b/drivers/virt/vboxguest/vboxguest_linux.c
> index d045aa51ce03..1074ff59721e 100644
> --- a/drivers/virt/vboxguest/vboxguest_linux.c
> +++ b/drivers/virt/vboxguest/vboxguest_linux.c
> @@ -291,8 +291,8 @@ static int vbg_pci_probe(struct pci_dev *pci, const
> struct pci_device_id *id)
>
> vmmdev = devm_ioremap(dev, mmio, mmio_len);
> if (!vmmdev) {
> - vbg_err("vboxguest: Error ioremap failed; MMIO addr=%p
> size=%d\n",
> - (void *)mmio, (int)mmio_len);
> + vbg_err("vboxguest: Error ioremap failed; MMIO addr=%pR
> size=%pR\n",
> + &mmio, &mmio_len);
> goto err_disable_pcidev;
> }
>
> @@ -362,9 +362,9 @@ static int vbg_pci_probe(struct pci_dev *pci, const
> struct pci_device_id *id)
> device_create_file(dev, &dev_attr_host_version);
> device_create_file(dev, &dev_attr_host_features);
>
> - vbg_info("vboxguest: misc device minor %d, IRQ %d, I/O port %x, MMIO at
> %p (size %d)\n",
> + vbg_info("vboxguest: misc device minor %d, IRQ %d, I/O port %x, MMIO at
> %pR (size %pR)\n",
> gdev->misc_device.minor, pci->irq, gdev->io_port,
> - (void *)mmio, (int)mmio_len);
> + &mmio, &mmio_len);
>
> return 0;
>
