[+DaveM, netdev]
On Thu, Sep 20, 2018 at 06:40:31AM +0000, Wei Yongjun wrote:
> In case of error, the function pci_create_slot() returns ERR_PTR() and
> never returns NULL. The NULL test in the return value check should be
> replaced with IS_ERR().
>
> Fixes: a15f2c08c708 ("PCI: hv: support reporting serial number as slot
> information")
> Signed-off-by: Wei Yongjun <weiyongj...@huawei.com>
> ---
> drivers/pci/controller/pci-hyperv.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/pci-hyperv.c
> b/drivers/pci/controller/pci-hyperv.c
> index ee80e79..9ba4d12 100644
> --- a/drivers/pci/controller/pci-hyperv.c
> +++ b/drivers/pci/controller/pci-hyperv.c
> @@ -1484,8 +1484,10 @@ static void hv_pci_assign_slots(struct
> hv_pcibus_device *hbus)
> snprintf(name, SLOT_NAME_SIZE, "%u", hpdev->desc.ser);
> hpdev->pci_slot = pci_create_slot(hbus->pci_bus, slot_nr,
> name, NULL);
> - if (!hpdev->pci_slot)
> + if (IS_ERR(hpdev->pci_slot)) {
> pr_warn("pci_create slot %s failed\n", name);
> + hpdev->pci_slot = NULL;
> + }
> }
> }
>
FYI
I am dropping this patch from the PCI queue since the original series
is now queued in net-next.
Lorenzo
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